521668680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{334403}}^1$

素因数の和:334430

約数の個数: 64

約数和(自身を含む): 1685396160

約数和(自身を除く): 1163727480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 334403, 668806, 1003209, 1337612, 1672015, 2006418, 2675224, 3344030, 4012836, 4347239, 5016045, 6688060, 8025672, 8694478, 10032090, 13041717, 13376120, 17388956, 20064180, 21736195, 26083434, 34777912, 40128360, 43472390, 52166868, 65208585, 86944780, 104333736, 130417170, 173889560, 260834340, 521668680]

約数ペア:

[(1, 521668680), (2, 260834340), (3, 173889560), (4, 130417170), (5, 104333736), (6, 86944780), (8, 65208585), (10, 52166868), (12, 43472390), (13, 40128360), (15, 34777912), (20, 26083434), (24, 21736195), (26, 20064180), (30, 17388956), (39, 13376120), (40, 13041717), (52, 10032090), (60, 8694478), (65, 8025672), (78, 6688060), (104, 5016045), (120, 4347239), (130, 4012836), (156, 3344030), (195, 2675224), (260, 2006418), (312, 1672015), (390, 1337612), (520, 1003209), (780, 668806), (1560, 334403)]