129155120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4129}}^1$

素因数の和:4182

約数の個数: 80

約数和(自身を含む): 331853760

約数和(自身を除く): 202698640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 34, 40, 46, 68, 80, 85, 92, 115, 136, 170, 184, 230, 272, 340, 368, 391, 460, 680, 782, 920, 1360, 1564, 1840, 1955, 3128, 3910, 4129, 6256, 7820, 8258, 15640, 16516, 20645, 31280, 33032, 41290, 66064, 70193, 82580, 94967, 140386, 165160, 189934, 280772, 330320, 350965, 379868, 474835, 561544, 701930, 759736, 949670, 1123088, 1403860, 1519472, 1614439, 1899340, 2807720, 3228878, 3798680, 5615440, 6457756, 7597360, 8072195, 12915512, 16144390, 25831024, 32288780, 64577560, 129155120]

約数ペア:

[(1, 129155120), (2, 64577560), (4, 32288780), (5, 25831024), (8, 16144390), (10, 12915512), (16, 8072195), (17, 7597360), (20, 6457756), (23, 5615440), (34, 3798680), (40, 3228878), (46, 2807720), (68, 1899340), (80, 1614439), (85, 1519472), (92, 1403860), (115, 1123088), (136, 949670), (170, 759736), (184, 701930), (230, 561544), (272, 474835), (340, 379868), (368, 350965), (391, 330320), (460, 280772), (680, 189934), (782, 165160), (920, 140386), (1360, 94967), (1564, 82580), (1840, 70193), (1955, 66064), (3128, 41290), (3910, 33032), (4129, 31280), (6256, 20645), (7820, 16516), (8258, 15640)]