280610512

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6217}}^1$

素因数の和:6276

約数の個数: 80

約数和(自身を含む): 690844672

約数和(自身を除く): 410234160

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 248, 364, 403, 434, 496, 728, 806, 868, 1456, 1612, 1736, 2821, 3224, 3472, 5642, 6217, 6448, 11284, 12434, 22568, 24868, 43519, 45136, 49736, 80821, 87038, 99472, 161642, 174076, 192727, 323284, 348152, 385454, 565747, 646568, 696304, 770908, 1131494, 1293136, 1349089, 1541816, 2262988, 2505451, 2698178, 3083632, 4525976, 5010902, 5396356, 9051952, 10021804, 10792712, 17538157, 20043608, 21585424, 35076314, 40087216, 70152628, 140305256, 280610512]

約数ペア:

[(1, 280610512), (2, 140305256), (4, 70152628), (7, 40087216), (8, 35076314), (13, 21585424), (14, 20043608), (16, 17538157), (26, 10792712), (28, 10021804), (31, 9051952), (52, 5396356), (56, 5010902), (62, 4525976), (91, 3083632), (104, 2698178), (112, 2505451), (124, 2262988), (182, 1541816), (208, 1349089), (217, 1293136), (248, 1131494), (364, 770908), (403, 696304), (434, 646568), (496, 565747), (728, 385454), (806, 348152), (868, 323284), (1456, 192727), (1612, 174076), (1736, 161642), (2821, 99472), (3224, 87038), (3472, 80821), (5642, 49736), (6217, 45136), (6448, 43519), (11284, 24868), (12434, 22568)]