170656240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{68813}}^1$

素因数の和:68857

約数の個数: 40

約数和(自身を含む): 409580928

約数和(自身を除く): 238924688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 68813, 137626, 275252, 344065, 550504, 688130, 1101008, 1376260, 2133203, 2752520, 4266406, 5505040, 8532812, 10666015, 17065624, 21332030, 34131248, 42664060, 85328120, 170656240]

約数ペア:

[(1, 170656240), (2, 85328120), (4, 42664060), (5, 34131248), (8, 21332030), (10, 17065624), (16, 10666015), (20, 8532812), (31, 5505040), (40, 4266406), (62, 2752520), (80, 2133203), (124, 1376260), (155, 1101008), (248, 688130), (310, 550504), (496, 344065), (620, 275252), (1240, 137626), (2480, 68813)]