281987160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:96

約数の個数: 512

約数和(自身を含む): 1161216000

約数和(自身を除く): 879228840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 17, 20, 21, 24, 26, 28, 30, 31, 34, 35, 39, 40, 42, 49, 51, 52, 56, 60, 62, 65, 68, 70, 78, 84, 85, 91, 93, 98, 102, 104, 105, 119, 120, 124, 130, 136, 140, 147, 155, 156, 168, 170, 182, 186, 195, 196, 204, 210, 217, 221, 238, 245, 248, 255, 260, 273, 280, 294, 310, 312, 340, 343, 357, 364, 372, 390, 392, 403, 408, 420, 434, 442, 455, 465, 476, 490, 510, 520, 527, 546, 588, 595, 620, 637, 651, 663, 680, 686, 714, 728, 735, 744, 780, 806, 833, 840, 868, 884, 910, 930, 952, 980, 1020, 1029, 1054, 1085, 1092, 1105, 1176, 1190, 1209, 1240, 1274, 1302, 1326, 1365, 1372, 1428, 1470, 1519, 1547, 1560, 1581, 1612, 1666, 1715, 1736, 1768, 1785, 1820, 1860, 1911, 1960, 2015, 2040, 2058, 2108, 2170, 2184, 2210, 2380, 2418, 2499, 2548, 2604, 2635, 2652, 2730, 2744, 2821, 2856, 2940, 3038, 3094, 3162, 3185, 3224, 3255, 3315, 3332, 3430, 3570, 3640, 3689, 3720, 3822, 4030, 4116, 4165, 4216, 4340, 4420, 4459, 4557, 4641, 4760, 4836, 4998, 5096, 5145, 5208, 5270, 5304, 5460, 5642, 5831, 5880, 6045, 6076, 6188, 6324, 6370, 6510, 6630, 6664, 6851, 6860, 7140, 7378, 7595, 7644, 7735, 7905, 8060, 8232, 8330, 8463, 8680, 8840, 8918, 9114, 9282, 9555, 9672, 9996, 10290, 10540, 10633, 10829, 10920, 11067, 11284, 11662, 12090, 12152, 12376, 12495, 12648, 12740, 13020, 13260, 13377, 13702, 13720, 14105, 14280, 14756, 15190, 15288, 15470, 15810, 16120, 16660, 16926, 17493, 17836, 18228, 18445, 18564, 19110, 19747, 19992, 20553, 20580, 21080, 21266, 21658, 22134, 22295, 22568, 22785, 23205, 23324, 24180, 24990, 25480, 25823, 26040, 26520, 26754, 27404, 28210, 29155, 29512, 30380, 30940, 31620, 31899, 32487, 33320, 33852, 34255, 34986, 35672, 36456, 36890, 37128, 38220, 39494, 41106, 41160, 42315, 42532, 43316, 44268, 44590, 45570, 46410, 46648, 47957, 48360, 49980, 51646, 53165, 53508, 54145, 54808, 55335, 56420, 58310, 59241, 60760, 61880, 63240, 63798, 64974, 66885, 67704, 68510, 69972, 73780, 75803, 76440, 77469, 78988, 82212, 84630, 85064, 86632, 87465, 88536, 89180, 91140, 92820, 95914, 98735, 99960, 102765, 103292, 106330, 107016, 108290, 110670, 112840, 116620, 118482, 127596, 129115, 129948, 133770, 137020, 138229, 139944, 143871, 147560, 151606, 154938, 157976, 159495, 162435, 164424, 169260, 174930, 178360, 180761, 182280, 185640, 191828, 197470, 205530, 206584, 212660, 216580, 221340, 227409, 233240, 236964, 239785, 255192, 258230, 259896, 267540, 274040, 276458, 287742, 296205, 303212, 309876, 318990, 324870, 335699, 338520, 349860, 361522, 379015, 383656, 387345, 394940, 411060, 414687, 425320, 433160, 442680, 454818, 473928, 479570, 516460, 535080, 542283, 552916, 575484, 592410, 606424, 619752, 637980, 649740, 671398, 691145, 699720, 719355, 723044, 758030, 774690, 789880, 822120, 829374, 903805, 909636, 959140, 1007097, 1032920, 1084566, 1105832, 1137045, 1150968, 1184820, 1275960, 1299480, 1342796, 1382290, 1438710, 1446088, 1516060, 1549380, 1658748, 1678495, 1807610, 1819272, 1918280, 2014194, 2073435, 2169132, 2274090, 2349893, 2369640, 2685592, 2711415, 2764580, 2877420, 3032120, 3098760, 3317496, 3356990, 3615220, 4028388, 4146870, 4338264, 4548180, 4699786, 5035485, 5422830, 5529160, 5754840, 6713980, 7049679, 7230440, 8056776, 8293740, 9096360, 9399572, 10070970, 10845660, 11749465, 13427960, 14099358, 16587480, 18799144, 20141940, 21691320, 23498930, 28198716, 35248395, 40283880, 46997860, 56397432, 70496790, 93995720, 140993580, 281987160]

約数ペア:

[(1, 281987160), (2, 140993580), (3, 93995720), (4, 70496790), (5, 56397432), (6, 46997860), (7, 40283880), (8, 35248395), (10, 28198716), (12, 23498930), (13, 21691320), (14, 20141940), (15, 18799144), (17, 16587480), (20, 14099358), (21, 13427960), (24, 11749465), (26, 10845660), (28, 10070970), (30, 9399572), (31, 9096360), (34, 8293740), (35, 8056776), (39, 7230440), (40, 7049679), (42, 6713980), (49, 5754840), (51, 5529160), (52, 5422830), (56, 5035485), (60, 4699786), (62, 4548180), (65, 4338264), (68, 4146870), (70, 4028388), (78, 3615220), (84, 3356990), (85, 3317496), (91, 3098760), (93, 3032120), (98, 2877420), (102, 2764580), (104, 2711415), (105, 2685592), (119, 2369640), (120, 2349893), (124, 2274090), (130, 2169132), (136, 2073435), (140, 2014194), (147, 1918280), (155, 1819272), (156, 1807610), (168, 1678495), (170, 1658748), (182, 1549380), (186, 1516060), (195, 1446088), (196, 1438710), (204, 1382290), (210, 1342796), (217, 1299480), (221, 1275960), (238, 1184820), (245, 1150968), (248, 1137045), (255, 1105832), (260, 1084566), (273, 1032920), (280, 1007097), (294, 959140), (310, 909636), (312, 903805), (340, 829374), (343, 822120), (357, 789880), (364, 774690), (372, 758030), (390, 723044), (392, 719355), (403, 699720), (408, 691145), (420, 671398), (434, 649740), (442, 637980), (455, 619752), (465, 606424), (476, 592410), (490, 575484), (510, 552916), (520, 542283), (527, 535080), (546, 516460), (588, 479570), (595, 473928), (620, 454818), (637, 442680), (651, 433160), (663, 425320), (680, 414687), (686, 411060), (714, 394940), (728, 387345), (735, 383656), (744, 379015), (780, 361522), (806, 349860), (833, 338520), (840, 335699), (868, 324870), (884, 318990), (910, 309876), (930, 303212), (952, 296205), (980, 287742), (1020, 276458), (1029, 274040), (1054, 267540), (1085, 259896), (1092, 258230), (1105, 255192), (1176, 239785), (1190, 236964), (1209, 233240), (1240, 227409), (1274, 221340), (1302, 216580), (1326, 212660), (1365, 206584), (1372, 205530), (1428, 197470), (1470, 191828), (1519, 185640), (1547, 182280), (1560, 180761), (1581, 178360), (1612, 174930), (1666, 169260), (1715, 164424), (1736, 162435), (1768, 159495), (1785, 157976), (1820, 154938), (1860, 151606), (1911, 147560), (1960, 143871), (2015, 139944), (2040, 138229), (2058, 137020), (2108, 133770), (2170, 129948), (2184, 129115), (2210, 127596), (2380, 118482), (2418, 116620), (2499, 112840), (2548, 110670), (2604, 108290), (2635, 107016), (2652, 106330), (2730, 103292), (2744, 102765), (2821, 99960), (2856, 98735), (2940, 95914), (3038, 92820), (3094, 91140), (3162, 89180), (3185, 88536), (3224, 87465), (3255, 86632), (3315, 85064), (3332, 84630), (3430, 82212), (3570, 78988), (3640, 77469), (3689, 76440), (3720, 75803), (3822, 73780), (4030, 69972), (4116, 68510), (4165, 67704), (4216, 66885), (4340, 64974), (4420, 63798), (4459, 63240), (4557, 61880), (4641, 60760), (4760, 59241), (4836, 58310), (4998, 56420), (5096, 55335), (5145, 54808), (5208, 54145), (5270, 53508), (5304, 53165), (5460, 51646), (5642, 49980), (5831, 48360), (5880, 47957), (6045, 46648), (6076, 46410), (6188, 45570), (6324, 44590), (6370, 44268), (6510, 43316), (6630, 42532), (6664, 42315), (6851, 41160), (6860, 41106), (7140, 39494), (7378, 38220), (7595, 37128), (7644, 36890), (7735, 36456), (7905, 35672), (8060, 34986), (8232, 34255), (8330, 33852), (8463, 33320), (8680, 32487), (8840, 31899), (8918, 31620), (9114, 30940), (9282, 30380), (9555, 29512), (9672, 29155), (9996, 28210), (10290, 27404), (10540, 26754), (10633, 26520), (10829, 26040), (10920, 25823), (11067, 25480), (11284, 24990), (11662, 24180), (12090, 23324), (12152, 23205), (12376, 22785), (12495, 22568), (12648, 22295), (12740, 22134), (13020, 21658), (13260, 21266), (13377, 21080), (13702, 20580), (13720, 20553), (14105, 19992), (14280, 19747), (14756, 19110), (15190, 18564), (15288, 18445), (15470, 18228), (15810, 17836), (16120, 17493), (16660, 16926)]