981611280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:279

約数の個数: 480

約数和(自身を含む): 3899750400

約数和(自身を除く): 2918139120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 30, 31, 34, 36, 39, 40, 45, 48, 51, 52, 60, 62, 65, 68, 72, 78, 80, 85, 90, 93, 102, 104, 117, 120, 124, 130, 136, 144, 153, 155, 156, 170, 180, 186, 195, 199, 204, 208, 221, 234, 240, 248, 255, 260, 272, 279, 306, 310, 312, 340, 360, 372, 390, 398, 403, 408, 442, 465, 468, 496, 510, 520, 527, 558, 585, 597, 612, 620, 624, 663, 680, 720, 744, 765, 780, 796, 806, 816, 884, 930, 936, 995, 1020, 1040, 1054, 1105, 1116, 1170, 1194, 1209, 1224, 1240, 1326, 1360, 1395, 1488, 1530, 1560, 1581, 1592, 1612, 1768, 1791, 1860, 1872, 1989, 1990, 2015, 2040, 2108, 2210, 2232, 2340, 2388, 2418, 2448, 2480, 2587, 2635, 2652, 2790, 2985, 3060, 3120, 3162, 3184, 3224, 3315, 3383, 3536, 3582, 3627, 3720, 3978, 3980, 4030, 4080, 4216, 4420, 4464, 4680, 4743, 4776, 4836, 5174, 5270, 5304, 5580, 5970, 6045, 6120, 6169, 6324, 6448, 6630, 6766, 6851, 7164, 7254, 7440, 7761, 7905, 7956, 7960, 8060, 8432, 8840, 8955, 9360, 9486, 9552, 9672, 9945, 10149, 10348, 10540, 10608, 11160, 11940, 12090, 12240, 12338, 12648, 12935, 13260, 13532, 13702, 14328, 14508, 15522, 15810, 15912, 15920, 16120, 16915, 17680, 17910, 18135, 18507, 18972, 19344, 19890, 20298, 20553, 20696, 21080, 22320, 23283, 23715, 23880, 24180, 24676, 25296, 25870, 26520, 27064, 27404, 28656, 29016, 30447, 30845, 31044, 31620, 31824, 32240, 33830, 34255, 35820, 36270, 37014, 37944, 38805, 39780, 40596, 41106, 41392, 42160, 43979, 46566, 47430, 47760, 48360, 49352, 50745, 51740, 53040, 54128, 54808, 55521, 58032, 60894, 61659, 61690, 62088, 63240, 67660, 68510, 71640, 72540, 74028, 75888, 77610, 79560, 80197, 81192, 82212, 87958, 92535, 93132, 94860, 96720, 98704, 101490, 102765, 103480, 104873, 109616, 111042, 116415, 121788, 123318, 123380, 124176, 126480, 131937, 135320, 137020, 143280, 145080, 148056, 152235, 155220, 159120, 160394, 162384, 164424, 175916, 185070, 186264, 189720, 202980, 205530, 206960, 209746, 219895, 222084, 232830, 240591, 243576, 246636, 246760, 263874, 270640, 274040, 277605, 290160, 296112, 304470, 308295, 310440, 314619, 320788, 328848, 351832, 370140, 372528, 379440, 395811, 400985, 405960, 411060, 419492, 439790, 444168, 465660, 481182, 487152, 493272, 493520, 524365, 527748, 548080, 555210, 608940, 616590, 620880, 629238, 641576, 659685, 703664, 721773, 740280, 791622, 801970, 811920, 822120, 838984, 879580, 888336, 931320, 943857, 962364, 986544, 1048730, 1055496, 1110420, 1202955, 1217880, 1233180, 1258476, 1283152, 1319370, 1363349, 1443546, 1480560, 1573095, 1583244, 1603940, 1644240, 1677968, 1759160, 1862640, 1887714, 1924728, 1979055, 2097460, 2110992, 2220840, 2405910, 2435760, 2466360, 2516952, 2638740, 2726698, 2887092, 3146190, 3166488, 3207880, 3518320, 3608865, 3775428, 3849456, 3958110, 4090047, 4194920, 4441680, 4719285, 4811820, 4932720, 5033904, 5277480, 5453396, 5774184, 6292380, 6332976, 6415760, 6816745, 7217730, 7550856, 7916220, 8180094, 8389840, 9438570, 9623640, 10554960, 10906792, 11548368, 12270141, 12584760, 13633490, 14435460, 15101712, 15832440, 16360188, 18877140, 19247280, 20450235, 21813584, 24540282, 25169520, 27266980, 28870920, 31664880, 32720376, 37754280, 40900470, 49080564, 54533960, 57741840, 61350705, 65440752, 75508560, 81800940, 98161128, 109067920, 122701410, 163601880, 196322256, 245402820, 327203760, 490805640, 981611280]

約数ペア:

[(1, 981611280), (2, 490805640), (3, 327203760), (4, 245402820), (5, 196322256), (6, 163601880), (8, 122701410), (9, 109067920), (10, 98161128), (12, 81800940), (13, 75508560), (15, 65440752), (16, 61350705), (17, 57741840), (18, 54533960), (20, 49080564), (24, 40900470), (26, 37754280), (30, 32720376), (31, 31664880), (34, 28870920), (36, 27266980), (39, 25169520), (40, 24540282), (45, 21813584), (48, 20450235), (51, 19247280), (52, 18877140), (60, 16360188), (62, 15832440), (65, 15101712), (68, 14435460), (72, 13633490), (78, 12584760), (80, 12270141), (85, 11548368), (90, 10906792), (93, 10554960), (102, 9623640), (104, 9438570), (117, 8389840), (120, 8180094), (124, 7916220), (130, 7550856), (136, 7217730), (144, 6816745), (153, 6415760), (155, 6332976), (156, 6292380), (170, 5774184), (180, 5453396), (186, 5277480), (195, 5033904), (199, 4932720), (204, 4811820), (208, 4719285), (221, 4441680), (234, 4194920), (240, 4090047), (248, 3958110), (255, 3849456), (260, 3775428), (272, 3608865), (279, 3518320), (306, 3207880), (310, 3166488), (312, 3146190), (340, 2887092), (360, 2726698), (372, 2638740), (390, 2516952), (398, 2466360), (403, 2435760), (408, 2405910), (442, 2220840), (465, 2110992), (468, 2097460), (496, 1979055), (510, 1924728), (520, 1887714), (527, 1862640), (558, 1759160), (585, 1677968), (597, 1644240), (612, 1603940), (620, 1583244), (624, 1573095), (663, 1480560), (680, 1443546), (720, 1363349), (744, 1319370), (765, 1283152), (780, 1258476), (796, 1233180), (806, 1217880), (816, 1202955), (884, 1110420), (930, 1055496), (936, 1048730), (995, 986544), (1020, 962364), (1040, 943857), (1054, 931320), (1105, 888336), (1116, 879580), (1170, 838984), (1194, 822120), (1209, 811920), (1224, 801970), (1240, 791622), (1326, 740280), (1360, 721773), (1395, 703664), (1488, 659685), (1530, 641576), (1560, 629238), (1581, 620880), (1592, 616590), (1612, 608940), (1768, 555210), (1791, 548080), (1860, 527748), (1872, 524365), (1989, 493520), (1990, 493272), (2015, 487152), (2040, 481182), (2108, 465660), (2210, 444168), (2232, 439790), (2340, 419492), (2388, 411060), (2418, 405960), (2448, 400985), (2480, 395811), (2587, 379440), (2635, 372528), (2652, 370140), (2790, 351832), (2985, 328848), (3060, 320788), (3120, 314619), (3162, 310440), (3184, 308295), (3224, 304470), (3315, 296112), (3383, 290160), (3536, 277605), (3582, 274040), (3627, 270640), (3720, 263874), (3978, 246760), (3980, 246636), (4030, 243576), (4080, 240591), (4216, 232830), (4420, 222084), (4464, 219895), (4680, 209746), (4743, 206960), (4776, 205530), (4836, 202980), (5174, 189720), (5270, 186264), (5304, 185070), (5580, 175916), (5970, 164424), (6045, 162384), (6120, 160394), (6169, 159120), (6324, 155220), (6448, 152235), (6630, 148056), (6766, 145080), (6851, 143280), (7164, 137020), (7254, 135320), (7440, 131937), (7761, 126480), (7905, 124176), (7956, 123380), (7960, 123318), (8060, 121788), (8432, 116415), (8840, 111042), (8955, 109616), (9360, 104873), (9486, 103480), (9552, 102765), (9672, 101490), (9945, 98704), (10149, 96720), (10348, 94860), (10540, 93132), (10608, 92535), (11160, 87958), (11940, 82212), (12090, 81192), (12240, 80197), (12338, 79560), (12648, 77610), (12935, 75888), (13260, 74028), (13532, 72540), (13702, 71640), (14328, 68510), (14508, 67660), (15522, 63240), (15810, 62088), (15912, 61690), (15920, 61659), (16120, 60894), (16915, 58032), (17680, 55521), (17910, 54808), (18135, 54128), (18507, 53040), (18972, 51740), (19344, 50745), (19890, 49352), (20298, 48360), (20553, 47760), (20696, 47430), (21080, 46566), (22320, 43979), (23283, 42160), (23715, 41392), (23880, 41106), (24180, 40596), (24676, 39780), (25296, 38805), (25870, 37944), (26520, 37014), (27064, 36270), (27404, 35820), (28656, 34255), (29016, 33830), (30447, 32240), (30845, 31824), (31044, 31620)]