646961010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{271}}^1$

素因数の和:480

約数の個数: 128

約数和(自身を含む): 1714618368

約数和(自身を除く): 1067657358

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 31, 34, 51, 62, 85, 93, 102, 151, 155, 170, 186, 255, 271, 302, 310, 453, 465, 510, 527, 542, 755, 813, 906, 930, 1054, 1355, 1510, 1581, 1626, 2265, 2567, 2635, 2710, 3162, 4065, 4530, 4607, 4681, 5134, 5270, 7701, 7905, 8130, 8401, 9214, 9362, 12835, 13821, 14043, 15402, 15810, 16802, 23035, 23405, 25203, 25670, 27642, 28086, 38505, 40921, 42005, 46070, 46810, 50406, 69105, 70215, 77010, 79577, 81842, 84010, 122763, 126015, 138210, 140430, 142817, 159154, 204605, 238731, 245526, 252030, 285634, 397885, 409210, 428451, 477462, 613815, 695657, 714085, 795770, 856902, 1193655, 1227630, 1268551, 1391314, 1428170, 2086971, 2142255, 2387310, 2537102, 3478285, 3805653, 4173942, 4284510, 6342755, 6956570, 7611306, 10434855, 12685510, 19028265, 20869710, 21565367, 38056530, 43130734, 64696101, 107826835, 129392202, 215653670, 323480505, 646961010]

約数ペア:

[(1, 646961010), (2, 323480505), (3, 215653670), (5, 129392202), (6, 107826835), (10, 64696101), (15, 43130734), (17, 38056530), (30, 21565367), (31, 20869710), (34, 19028265), (51, 12685510), (62, 10434855), (85, 7611306), (93, 6956570), (102, 6342755), (151, 4284510), (155, 4173942), (170, 3805653), (186, 3478285), (255, 2537102), (271, 2387310), (302, 2142255), (310, 2086971), (453, 1428170), (465, 1391314), (510, 1268551), (527, 1227630), (542, 1193655), (755, 856902), (813, 795770), (906, 714085), (930, 695657), (1054, 613815), (1355, 477462), (1510, 428451), (1581, 409210), (1626, 397885), (2265, 285634), (2567, 252030), (2635, 245526), (2710, 238731), (3162, 204605), (4065, 159154), (4530, 142817), (4607, 140430), (4681, 138210), (5134, 126015), (5270, 122763), (7701, 84010), (7905, 81842), (8130, 79577), (8401, 77010), (9214, 70215), (9362, 69105), (12835, 50406), (13821, 46810), (14043, 46070), (15402, 42005), (15810, 40921), (16802, 38505), (23035, 28086), (23405, 27642), (25203, 25670)]