1289766857560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3121}}^1\times {\mathrm{607727}}^1$

素因数の和:610876

約数の個数: 64

約数和(自身を含む): 3073669441920

約数和(自身を除く): 1783902584360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 3121, 6242, 12484, 15605, 24968, 31210, 53057, 62420, 106114, 124840, 212228, 265285, 424456, 530570, 607727, 1061140, 1215454, 2122280, 2430908, 3038635, 4861816, 6077270, 10331359, 12154540, 20662718, 24309080, 41325436, 51656795, 82650872, 103313590, 206627180, 413254360, 1896715967, 3793431934, 7586863868, 9483579835, 15173727736, 18967159670, 32244171439, 37934319340, 64488342878, 75868638680, 128976685756, 161220857195, 257953371512, 322441714390, 644883428780, 1289766857560]

約数ペア:

[(1, 1289766857560), (2, 644883428780), (4, 322441714390), (5, 257953371512), (8, 161220857195), (10, 128976685756), (17, 75868638680), (20, 64488342878), (34, 37934319340), (40, 32244171439), (68, 18967159670), (85, 15173727736), (136, 9483579835), (170, 7586863868), (340, 3793431934), (680, 1896715967), (3121, 413254360), (6242, 206627180), (12484, 103313590), (15605, 82650872), (24968, 51656795), (31210, 41325436), (53057, 24309080), (62420, 20662718), (106114, 12154540), (124840, 10331359), (212228, 6077270), (265285, 4861816), (424456, 3038635), (530570, 2430908), (607727, 2122280), (1061140, 1215454)]