171695940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{220123}}^1$

素因数の和:220148

約数の個数: 48

約数和(自身を含む): 517731648

約数和(自身を除く): 346035708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 220123, 440246, 660369, 880492, 1100615, 1320738, 2201230, 2641476, 2861599, 3301845, 4402460, 5723198, 6603690, 8584797, 11446396, 13207380, 14307995, 17169594, 28615990, 34339188, 42923985, 57231980, 85847970, 171695940]

約数ペア:

[(1, 171695940), (2, 85847970), (3, 57231980), (4, 42923985), (5, 34339188), (6, 28615990), (10, 17169594), (12, 14307995), (13, 13207380), (15, 11446396), (20, 8584797), (26, 6603690), (30, 5723198), (39, 4402460), (52, 3301845), (60, 2861599), (65, 2641476), (78, 2201230), (130, 1320738), (156, 1100615), (195, 880492), (260, 660369), (390, 440246), (780, 220123)]