285779988

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3571}}^1$

素因数の和:3619

約数の個数: 120

約数和(自身を含む): 847135520

約数和(自身を除く): 561355532

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 27, 36, 38, 39, 52, 54, 57, 76, 78, 81, 108, 114, 117, 156, 162, 171, 228, 234, 247, 324, 342, 351, 468, 494, 513, 684, 702, 741, 988, 1026, 1053, 1404, 1482, 1539, 2052, 2106, 2223, 2964, 3078, 3571, 4212, 4446, 6156, 6669, 7142, 8892, 10713, 13338, 14284, 20007, 21426, 26676, 32139, 40014, 42852, 46423, 64278, 67849, 80028, 92846, 96417, 128556, 135698, 139269, 185692, 192834, 203547, 271396, 278538, 289251, 385668, 407094, 417807, 557076, 578502, 610641, 814188, 835614, 882037, 1157004, 1221282, 1253421, 1671228, 1764074, 1831923, 2442564, 2506842, 2646111, 3528148, 3663846, 3760263, 5013684, 5292222, 5495769, 7327692, 7520526, 7938333, 10584444, 10991538, 15041052, 15876666, 21983076, 23814999, 31753332, 47629998, 71444997, 95259996, 142889994, 285779988]

約数ペア:

[(1, 285779988), (2, 142889994), (3, 95259996), (4, 71444997), (6, 47629998), (9, 31753332), (12, 23814999), (13, 21983076), (18, 15876666), (19, 15041052), (26, 10991538), (27, 10584444), (36, 7938333), (38, 7520526), (39, 7327692), (52, 5495769), (54, 5292222), (57, 5013684), (76, 3760263), (78, 3663846), (81, 3528148), (108, 2646111), (114, 2506842), (117, 2442564), (156, 1831923), (162, 1764074), (171, 1671228), (228, 1253421), (234, 1221282), (247, 1157004), (324, 882037), (342, 835614), (351, 814188), (468, 610641), (494, 578502), (513, 557076), (684, 417807), (702, 407094), (741, 385668), (988, 289251), (1026, 278538), (1053, 271396), (1404, 203547), (1482, 192834), (1539, 185692), (2052, 139269), (2106, 135698), (2223, 128556), (2964, 96417), (3078, 92846), (3571, 80028), (4212, 67849), (4446, 64278), (6156, 46423), (6669, 42852), (7142, 40014), (8892, 32139), (10713, 26676), (13338, 21426), (14284, 20007)]