390491010

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{691}}^1$

素因数の和:750

約数の個数: 256

約数和(自身を含む): 1339269120

約数和(自身を除く): 948778110

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 23, 26, 27, 30, 35, 39, 42, 45, 46, 54, 63, 65, 69, 70, 78, 90, 91, 105, 115, 117, 126, 130, 135, 138, 161, 182, 189, 195, 207, 210, 230, 234, 270, 273, 299, 315, 322, 345, 351, 378, 390, 414, 455, 483, 546, 585, 598, 621, 630, 690, 691, 702, 805, 819, 897, 910, 945, 966, 1035, 1170, 1242, 1365, 1382, 1449, 1495, 1610, 1638, 1755, 1794, 1890, 2070, 2073, 2093, 2415, 2457, 2691, 2730, 2898, 2990, 3105, 3455, 3510, 4095, 4146, 4186, 4347, 4485, 4830, 4837, 4914, 5382, 6210, 6219, 6279, 6910, 7245, 8073, 8190, 8694, 8970, 8983, 9674, 10365, 10465, 12285, 12438, 12558, 13455, 14490, 14511, 15893, 16146, 17966, 18657, 18837, 20730, 20930, 21735, 24185, 24570, 26910, 26949, 29022, 31095, 31395, 31786, 37314, 37674, 40365, 43470, 43533, 44915, 47679, 48370, 53898, 56511, 62190, 62790, 62881, 72555, 79465, 80730, 80847, 87066, 89830, 93285, 94185, 95358, 111251, 113022, 125762, 130599, 134745, 143037, 145110, 158930, 161694, 186570, 188370, 188643, 206609, 217665, 222502, 238395, 242541, 261198, 269490, 282555, 286074, 314405, 333753, 377286, 404235, 413218, 429111, 435330, 476790, 485082, 556255, 565110, 565929, 619827, 628810, 652995, 667506, 715185, 808470, 858222, 943215, 1001259, 1033045, 1112510, 1131858, 1212705, 1239654, 1305990, 1430370, 1446263, 1668765, 1697787, 1859481, 1886430, 2002518, 2066090, 2145555, 2425410, 2829645, 2892526, 3003777, 3099135, 3337530, 3395574, 3718962, 4291110, 4338789, 5006295, 5578443, 5659290, 6007554, 6198270, 7231315, 8488935, 8677578, 9297405, 10012590, 11156886, 13016367, 14462630, 15018885, 16977870, 18594810, 21693945, 26032734, 27892215, 30037770, 39049101, 43387890, 55784430, 65081835, 78098202, 130163670, 195245505, 390491010]

約数ペア:

[(1, 390491010), (2, 195245505), (3, 130163670), (5, 78098202), (6, 65081835), (7, 55784430), (9, 43387890), (10, 39049101), (13, 30037770), (14, 27892215), (15, 26032734), (18, 21693945), (21, 18594810), (23, 16977870), (26, 15018885), (27, 14462630), (30, 13016367), (35, 11156886), (39, 10012590), (42, 9297405), (45, 8677578), (46, 8488935), (54, 7231315), (63, 6198270), (65, 6007554), (69, 5659290), (70, 5578443), (78, 5006295), (90, 4338789), (91, 4291110), (105, 3718962), (115, 3395574), (117, 3337530), (126, 3099135), (130, 3003777), (135, 2892526), (138, 2829645), (161, 2425410), (182, 2145555), (189, 2066090), (195, 2002518), (207, 1886430), (210, 1859481), (230, 1697787), (234, 1668765), (270, 1446263), (273, 1430370), (299, 1305990), (315, 1239654), (322, 1212705), (345, 1131858), (351, 1112510), (378, 1033045), (390, 1001259), (414, 943215), (455, 858222), (483, 808470), (546, 715185), (585, 667506), (598, 652995), (621, 628810), (630, 619827), (690, 565929), (691, 565110), (702, 556255), (805, 485082), (819, 476790), (897, 435330), (910, 429111), (945, 413218), (966, 404235), (1035, 377286), (1170, 333753), (1242, 314405), (1365, 286074), (1382, 282555), (1449, 269490), (1495, 261198), (1610, 242541), (1638, 238395), (1755, 222502), (1794, 217665), (1890, 206609), (2070, 188643), (2073, 188370), (2093, 186570), (2415, 161694), (2457, 158930), (2691, 145110), (2730, 143037), (2898, 134745), (2990, 130599), (3105, 125762), (3455, 113022), (3510, 111251), (4095, 95358), (4146, 94185), (4186, 93285), (4347, 89830), (4485, 87066), (4830, 80847), (4837, 80730), (4914, 79465), (5382, 72555), (6210, 62881), (6219, 62790), (6279, 62190), (6910, 56511), (7245, 53898), (8073, 48370), (8190, 47679), (8694, 44915), (8970, 43533), (8983, 43470), (9674, 40365), (10365, 37674), (10465, 37314), (12285, 31786), (12438, 31395), (12558, 31095), (13455, 29022), (14490, 26949), (14511, 26910), (15893, 24570), (16146, 24185), (17966, 21735), (18657, 20930), (18837, 20730)]