258037290

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21557}}^1$

素因数の和:21596

約数の個数: 96

約数和(自身を含む): 807131520

約数和(自身を除く): 549094230

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 57, 63, 70, 90, 95, 105, 114, 126, 133, 171, 190, 210, 266, 285, 315, 342, 399, 570, 630, 665, 798, 855, 1197, 1330, 1710, 1995, 2394, 3990, 5985, 11970, 21557, 43114, 64671, 107785, 129342, 150899, 194013, 215570, 301798, 323355, 388026, 409583, 452697, 646710, 754495, 819166, 905394, 970065, 1228749, 1358091, 1508990, 1940130, 2047915, 2263485, 2457498, 2716182, 2867081, 3686247, 4095830, 4526970, 5734162, 6143745, 6790455, 7372494, 8601243, 12287490, 13580910, 14335405, 17202486, 18431235, 25803729, 28670810, 36862470, 43006215, 51607458, 86012430, 129018645, 258037290]

約数ペア:

[(1, 258037290), (2, 129018645), (3, 86012430), (5, 51607458), (6, 43006215), (7, 36862470), (9, 28670810), (10, 25803729), (14, 18431235), (15, 17202486), (18, 14335405), (19, 13580910), (21, 12287490), (30, 8601243), (35, 7372494), (38, 6790455), (42, 6143745), (45, 5734162), (57, 4526970), (63, 4095830), (70, 3686247), (90, 2867081), (95, 2716182), (105, 2457498), (114, 2263485), (126, 2047915), (133, 1940130), (171, 1508990), (190, 1358091), (210, 1228749), (266, 970065), (285, 905394), (315, 819166), (342, 754495), (399, 646710), (570, 452697), (630, 409583), (665, 388026), (798, 323355), (855, 301798), (1197, 215570), (1330, 194013), (1710, 150899), (1995, 129342), (2394, 107785), (3990, 64671), (5985, 43114), (11970, 21557)]