74786640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{983}}^1$

素因数の和:1316

約数の個数: 80

約数和(自身を含む): 232806528

約数和(自身を除く): 158019888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 317, 634, 951, 983, 1268, 1585, 1902, 1966, 2536, 2949, 3170, 3804, 3932, 4755, 4915, 5072, 5898, 6340, 7608, 7864, 9510, 9830, 11796, 12680, 14745, 15216, 15728, 19020, 19660, 23592, 25360, 29490, 38040, 39320, 47184, 58980, 76080, 78640, 117960, 235920, 311611, 623222, 934833, 1246444, 1558055, 1869666, 2492888, 3116110, 3739332, 4674165, 4985776, 6232220, 7478664, 9348330, 12464440, 14957328, 18696660, 24928880, 37393320, 74786640]

約数ペア:

[(1, 74786640), (2, 37393320), (3, 24928880), (4, 18696660), (5, 14957328), (6, 12464440), (8, 9348330), (10, 7478664), (12, 6232220), (15, 4985776), (16, 4674165), (20, 3739332), (24, 3116110), (30, 2492888), (40, 1869666), (48, 1558055), (60, 1246444), (80, 934833), (120, 623222), (240, 311611), (317, 235920), (634, 117960), (951, 78640), (983, 76080), (1268, 58980), (1585, 47184), (1902, 39320), (1966, 38040), (2536, 29490), (2949, 25360), (3170, 23592), (3804, 19660), (3932, 19020), (4755, 15728), (4915, 15216), (5072, 14745), (5898, 12680), (6340, 11796), (7608, 9830), (7864, 9510)]