1974960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1$

素因数の和:243

約数の個数: 120

約数和(自身を含む): 7176624

約数和(自身を除く): 5201664

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 211, 234, 240, 260, 312, 360, 390, 422, 468, 520, 585, 624, 633, 720, 780, 844, 936, 1040, 1055, 1170, 1266, 1560, 1688, 1872, 1899, 2110, 2340, 2532, 2743, 3120, 3165, 3376, 3798, 4220, 4680, 5064, 5486, 6330, 7596, 8229, 8440, 9360, 9495, 10128, 10972, 12660, 13715, 15192, 16458, 16880, 18990, 21944, 24687, 25320, 27430, 30384, 32916, 37980, 41145, 43888, 49374, 50640, 54860, 65832, 75960, 82290, 98748, 109720, 123435, 131664, 151920, 164580, 197496, 219440, 246870, 329160, 394992, 493740, 658320, 987480, 1974960]

約数ペア:

[(1, 1974960), (2, 987480), (3, 658320), (4, 493740), (5, 394992), (6, 329160), (8, 246870), (9, 219440), (10, 197496), (12, 164580), (13, 151920), (15, 131664), (16, 123435), (18, 109720), (20, 98748), (24, 82290), (26, 75960), (30, 65832), (36, 54860), (39, 50640), (40, 49374), (45, 43888), (48, 41145), (52, 37980), (60, 32916), (65, 30384), (72, 27430), (78, 25320), (80, 24687), (90, 21944), (104, 18990), (117, 16880), (120, 16458), (130, 15192), (144, 13715), (156, 12660), (180, 10972), (195, 10128), (208, 9495), (211, 9360), (234, 8440), (240, 8229), (260, 7596), (312, 6330), (360, 5486), (390, 5064), (422, 4680), (468, 4220), (520, 3798), (585, 3376), (624, 3165), (633, 3120), (720, 2743), (780, 2532), (844, 2340), (936, 2110), (1040, 1899), (1055, 1872), (1170, 1688), (1266, 1560)]