38197640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:219

約数の個数: 128

約数和(自身を含む): 102060000

約数和(自身を除く): 63862360

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 29, 34, 40, 52, 58, 65, 68, 85, 104, 116, 130, 136, 145, 149, 170, 221, 232, 260, 290, 298, 340, 377, 442, 493, 520, 580, 596, 680, 745, 754, 884, 986, 1105, 1160, 1192, 1490, 1508, 1768, 1885, 1937, 1972, 2210, 2465, 2533, 2980, 3016, 3770, 3874, 3944, 4321, 4420, 4930, 5066, 5960, 6409, 7540, 7748, 8642, 8840, 9685, 9860, 10132, 12665, 12818, 15080, 15496, 17284, 19370, 19720, 20264, 21605, 25330, 25636, 32045, 32929, 34568, 38740, 43210, 50660, 51272, 56173, 64090, 65858, 73457, 77480, 86420, 101320, 112346, 128180, 131716, 146914, 164645, 172840, 224692, 256360, 263432, 280865, 293828, 329290, 367285, 449384, 561730, 587656, 658580, 734570, 954941, 1123460, 1317160, 1469140, 1909882, 2246920, 2938280, 3819764, 4774705, 7639528, 9549410, 19098820, 38197640]

約数ペア:

[(1, 38197640), (2, 19098820), (4, 9549410), (5, 7639528), (8, 4774705), (10, 3819764), (13, 2938280), (17, 2246920), (20, 1909882), (26, 1469140), (29, 1317160), (34, 1123460), (40, 954941), (52, 734570), (58, 658580), (65, 587656), (68, 561730), (85, 449384), (104, 367285), (116, 329290), (130, 293828), (136, 280865), (145, 263432), (149, 256360), (170, 224692), (221, 172840), (232, 164645), (260, 146914), (290, 131716), (298, 128180), (340, 112346), (377, 101320), (442, 86420), (493, 77480), (520, 73457), (580, 65858), (596, 64090), (680, 56173), (745, 51272), (754, 50660), (884, 43210), (986, 38740), (1105, 34568), (1160, 32929), (1192, 32045), (1490, 25636), (1508, 25330), (1768, 21605), (1885, 20264), (1937, 19720), (1972, 19370), (2210, 17284), (2465, 15496), (2533, 15080), (2980, 12818), (3016, 12665), (3770, 10132), (3874, 9860), (3944, 9685), (4321, 8840), (4420, 8642), (4930, 7748), (5066, 7540), (5960, 6409)]