331966040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:349

約数の個数: 128

約数和(自身を含む): 879120000

約数和(自身を除く): 547153960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 109, 140, 146, 149, 218, 280, 292, 298, 365, 436, 511, 545, 584, 596, 730, 745, 763, 872, 1022, 1043, 1090, 1192, 1460, 1490, 1526, 2044, 2086, 2180, 2555, 2920, 2980, 3052, 3815, 4088, 4172, 4360, 5110, 5215, 5960, 6104, 7630, 7957, 8344, 10220, 10430, 10877, 15260, 15914, 16241, 20440, 20860, 21754, 30520, 31828, 32482, 39785, 41720, 43508, 54385, 55699, 63656, 64964, 76139, 79570, 81205, 87016, 108770, 111398, 113687, 129928, 152278, 159140, 162410, 217540, 222796, 227374, 278495, 304556, 318280, 324820, 380695, 435080, 445592, 454748, 556990, 568435, 609112, 649640, 761390, 909496, 1113980, 1136870, 1185593, 1522780, 2227960, 2273740, 2371186, 3045560, 4547480, 4742372, 5927965, 8299151, 9484744, 11855930, 16598302, 23711860, 33196604, 41495755, 47423720, 66393208, 82991510, 165983020, 331966040]

約数ペア:

[(1, 331966040), (2, 165983020), (4, 82991510), (5, 66393208), (7, 47423720), (8, 41495755), (10, 33196604), (14, 23711860), (20, 16598302), (28, 11855930), (35, 9484744), (40, 8299151), (56, 5927965), (70, 4742372), (73, 4547480), (109, 3045560), (140, 2371186), (146, 2273740), (149, 2227960), (218, 1522780), (280, 1185593), (292, 1136870), (298, 1113980), (365, 909496), (436, 761390), (511, 649640), (545, 609112), (584, 568435), (596, 556990), (730, 454748), (745, 445592), (763, 435080), (872, 380695), (1022, 324820), (1043, 318280), (1090, 304556), (1192, 278495), (1460, 227374), (1490, 222796), (1526, 217540), (2044, 162410), (2086, 159140), (2180, 152278), (2555, 129928), (2920, 113687), (2980, 111398), (3052, 108770), (3815, 87016), (4088, 81205), (4172, 79570), (4360, 76139), (5110, 64964), (5215, 63656), (5960, 55699), (6104, 54385), (7630, 43508), (7957, 41720), (8344, 39785), (10220, 32482), (10430, 31828), (10877, 30520), (15260, 21754), (15914, 20860), (16241, 20440)]