289400280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{6397}}^1$

素因数の和:6453

約数の個数: 128

約数和(自身を含む): 967377600

約数和(自身を除く): 677977320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 29, 30, 39, 40, 52, 58, 60, 65, 78, 87, 104, 116, 120, 130, 145, 156, 174, 195, 232, 260, 290, 312, 348, 377, 390, 435, 520, 580, 696, 754, 780, 870, 1131, 1160, 1508, 1560, 1740, 1885, 2262, 3016, 3480, 3770, 4524, 5655, 6397, 7540, 9048, 11310, 12794, 15080, 19191, 22620, 25588, 31985, 38382, 45240, 51176, 63970, 76764, 83161, 95955, 127940, 153528, 166322, 185513, 191910, 249483, 255880, 332644, 371026, 383820, 415805, 498966, 556539, 665288, 742052, 767640, 831610, 927565, 997932, 1113078, 1247415, 1484104, 1663220, 1855130, 1995864, 2226156, 2411669, 2494830, 2782695, 3326440, 3710260, 4452312, 4823338, 4989660, 5565390, 7235007, 7420520, 9646676, 9979320, 11130780, 12058345, 14470014, 19293352, 22261560, 24116690, 28940028, 36175035, 48233380, 57880056, 72350070, 96466760, 144700140, 289400280]

約数ペア:

[(1, 289400280), (2, 144700140), (3, 96466760), (4, 72350070), (5, 57880056), (6, 48233380), (8, 36175035), (10, 28940028), (12, 24116690), (13, 22261560), (15, 19293352), (20, 14470014), (24, 12058345), (26, 11130780), (29, 9979320), (30, 9646676), (39, 7420520), (40, 7235007), (52, 5565390), (58, 4989660), (60, 4823338), (65, 4452312), (78, 3710260), (87, 3326440), (104, 2782695), (116, 2494830), (120, 2411669), (130, 2226156), (145, 1995864), (156, 1855130), (174, 1663220), (195, 1484104), (232, 1247415), (260, 1113078), (290, 997932), (312, 927565), (348, 831610), (377, 767640), (390, 742052), (435, 665288), (520, 556539), (580, 498966), (696, 415805), (754, 383820), (780, 371026), (870, 332644), (1131, 255880), (1160, 249483), (1508, 191910), (1560, 185513), (1740, 166322), (1885, 153528), (2262, 127940), (3016, 95955), (3480, 83161), (3770, 76764), (4524, 63970), (5655, 51176), (6397, 45240), (7540, 38382), (9048, 31985), (11310, 25588), (12794, 22620), (15080, 19191)]