261845220

素因数分解:

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

素因数の和:100

約数の個数: 432

約数和(自身を含む): 1009387008

約数和(自身を除く): 747541788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 17, 20, 21, 26, 28, 30, 31, 34, 35, 39, 42, 49, 51, 52, 60, 62, 65, 68, 70, 78, 84, 85, 91, 93, 98, 102, 105, 119, 124, 130, 140, 147, 155, 156, 169, 170, 182, 186, 195, 196, 204, 210, 217, 221, 238, 245, 255, 260, 273, 294, 310, 338, 340, 357, 364, 372, 390, 403, 420, 434, 442, 455, 465, 476, 490, 507, 510, 527, 546, 588, 595, 620, 637, 651, 663, 676, 714, 735, 780, 806, 833, 845, 868, 884, 910, 930, 980, 1014, 1020, 1054, 1085, 1092, 1105, 1183, 1190, 1209, 1274, 1302, 1326, 1365, 1428, 1470, 1519, 1547, 1581, 1612, 1666, 1690, 1785, 1820, 1860, 1911, 2015, 2028, 2108, 2170, 2210, 2366, 2380, 2418, 2499, 2535, 2548, 2604, 2635, 2652, 2730, 2821, 2873, 2940, 3038, 3094, 3162, 3185, 3255, 3315, 3332, 3380, 3549, 3570, 3689, 3822, 4030, 4165, 4340, 4420, 4557, 4641, 4732, 4836, 4998, 5070, 5239, 5270, 5460, 5642, 5746, 5915, 6045, 6076, 6188, 6324, 6370, 6510, 6630, 6851, 7098, 7140, 7378, 7595, 7644, 7735, 7905, 8060, 8281, 8330, 8463, 8619, 9114, 9282, 9555, 9996, 10140, 10478, 10540, 10829, 11067, 11284, 11492, 11830, 12090, 12495, 12740, 13020, 13260, 13702, 14105, 14196, 14365, 14756, 15190, 15470, 15717, 15810, 16562, 16660, 16926, 17238, 17745, 18228, 18445, 18564, 19110, 19747, 20111, 20553, 20956, 21658, 22134, 22785, 23205, 23660, 24180, 24843, 24990, 25823, 26195, 27404, 28210, 28730, 30380, 30940, 31434, 31620, 32487, 33124, 33852, 34255, 34476, 35490, 36673, 36890, 38220, 39494, 40222, 41106, 41405, 42315, 43095, 43316, 44268, 45570, 46410, 47957, 49686, 49980, 51646, 52390, 54145, 55335, 56420, 57460, 59241, 60333, 62868, 64974, 68510, 70980, 73346, 73780, 77469, 78585, 78988, 80444, 82212, 82810, 84630, 86190, 89063, 91140, 92820, 95914, 98735, 99372, 100555, 102765, 103292, 104780, 108290, 110019, 110670, 118482, 120666, 124215, 129115, 129948, 137020, 140777, 143871, 146692, 154938, 157170, 162435, 165620, 169260, 172380, 178126, 183365, 191828, 197470, 201110, 205530, 216580, 220038, 221340, 236964, 239785, 241332, 248430, 256711, 258230, 267189, 281554, 287742, 296205, 301665, 309876, 314340, 324870, 335699, 356252, 366730, 387345, 394940, 402220, 411060, 422331, 440076, 445315, 479570, 496860, 513422, 516460, 534378, 550095, 563108, 575484, 592410, 603330, 623441, 649740, 671398, 703885, 719355, 733460, 770133, 774690, 844662, 890630, 959140, 1007097, 1026844, 1068756, 1100190, 1184820, 1206660, 1246882, 1283555, 1335945, 1342796, 1407770, 1438710, 1540266, 1549380, 1678495, 1689324, 1781260, 1870323, 2014194, 2111655, 2200380, 2493764, 2567110, 2671890, 2815540, 2877420, 3080532, 3117205, 3356990, 3740646, 3850665, 4028388, 4223310, 4364087, 5035485, 5134220, 5343780, 6234410, 6713980, 7481292, 7701330, 8446620, 8728174, 9351615, 10070970, 12468820, 13092261, 15402660, 17456348, 18703230, 20141940, 21820435, 26184522, 37406460, 43640870, 52369044, 65461305, 87281740, 130922610, 261845220]

約数ペア:

[(1, 261845220), (2, 130922610), (3, 87281740), (4, 65461305), (5, 52369044), (6, 43640870), (7, 37406460), (10, 26184522), (12, 21820435), (13, 20141940), (14, 18703230), (15, 17456348), (17, 15402660), (20, 13092261), (21, 12468820), (26, 10070970), (28, 9351615), (30, 8728174), (31, 8446620), (34, 7701330), (35, 7481292), (39, 6713980), (42, 6234410), (49, 5343780), (51, 5134220), (52, 5035485), (60, 4364087), (62, 4223310), (65, 4028388), (68, 3850665), (70, 3740646), (78, 3356990), (84, 3117205), (85, 3080532), (91, 2877420), (93, 2815540), (98, 2671890), (102, 2567110), (105, 2493764), (119, 2200380), (124, 2111655), (130, 2014194), (140, 1870323), (147, 1781260), (155, 1689324), (156, 1678495), (169, 1549380), (170, 1540266), (182, 1438710), (186, 1407770), (195, 1342796), (196, 1335945), (204, 1283555), (210, 1246882), (217, 1206660), (221, 1184820), (238, 1100190), (245, 1068756), (255, 1026844), (260, 1007097), (273, 959140), (294, 890630), (310, 844662), (338, 774690), (340, 770133), (357, 733460), (364, 719355), (372, 703885), (390, 671398), (403, 649740), (420, 623441), (434, 603330), (442, 592410), (455, 575484), (465, 563108), (476, 550095), (490, 534378), (507, 516460), (510, 513422), (527, 496860), (546, 479570), (588, 445315), (595, 440076), (620, 422331), (637, 411060), (651, 402220), (663, 394940), (676, 387345), (714, 366730), (735, 356252), (780, 335699), (806, 324870), (833, 314340), (845, 309876), (868, 301665), (884, 296205), (910, 287742), (930, 281554), (980, 267189), (1014, 258230), (1020, 256711), (1054, 248430), (1085, 241332), (1092, 239785), (1105, 236964), (1183, 221340), (1190, 220038), (1209, 216580), (1274, 205530), (1302, 201110), (1326, 197470), (1365, 191828), (1428, 183365), (1470, 178126), (1519, 172380), (1547, 169260), (1581, 165620), (1612, 162435), (1666, 157170), (1690, 154938), (1785, 146692), (1820, 143871), (1860, 140777), (1911, 137020), (2015, 129948), (2028, 129115), (2108, 124215), (2170, 120666), (2210, 118482), (2366, 110670), (2380, 110019), (2418, 108290), (2499, 104780), (2535, 103292), (2548, 102765), (2604, 100555), (2635, 99372), (2652, 98735), (2730, 95914), (2821, 92820), (2873, 91140), (2940, 89063), (3038, 86190), (3094, 84630), (3162, 82810), (3185, 82212), (3255, 80444), (3315, 78988), (3332, 78585), (3380, 77469), (3549, 73780), (3570, 73346), (3689, 70980), (3822, 68510), (4030, 64974), (4165, 62868), (4340, 60333), (4420, 59241), (4557, 57460), (4641, 56420), (4732, 55335), (4836, 54145), (4998, 52390), (5070, 51646), (5239, 49980), (5270, 49686), (5460, 47957), (5642, 46410), (5746, 45570), (5915, 44268), (6045, 43316), (6076, 43095), (6188, 42315), (6324, 41405), (6370, 41106), (6510, 40222), (6630, 39494), (6851, 38220), (7098, 36890), (7140, 36673), (7378, 35490), (7595, 34476), (7644, 34255), (7735, 33852), (7905, 33124), (8060, 32487), (8281, 31620), (8330, 31434), (8463, 30940), (8619, 30380), (9114, 28730), (9282, 28210), (9555, 27404), (9996, 26195), (10140, 25823), (10478, 24990), (10540, 24843), (10829, 24180), (11067, 23660), (11284, 23205), (11492, 22785), (11830, 22134), (12090, 21658), (12495, 20956), (12740, 20553), (13020, 20111), (13260, 19747), (13702, 19110), (14105, 18564), (14196, 18445), (14365, 18228), (14756, 17745), (15190, 17238), (15470, 16926), (15717, 16660), (15810, 16562)]