215343960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{138041}}^1$

素因数の和:138068

約数の個数: 64

約数和(自身を含む): 695731680

約数和(自身を除く): 480387720

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, 138041, 276082, 414123, 552164, 690205, 828246, 1104328, 1380410, 1656492, 1794533, 2070615, 2760820, 3312984, 3589066, 4141230, 5383599, 5521640, 7178132, 8282460, 8972665, 10767198, 14356264, 16564920, 17945330, 21534396, 26917995, 35890660, 43068792, 53835990, 71781320, 107671980, 215343960]

約数ペア:

[(1, 215343960), (2, 107671980), (3, 71781320), (4, 53835990), (5, 43068792), (6, 35890660), (8, 26917995), (10, 21534396), (12, 17945330), (13, 16564920), (15, 14356264), (20, 10767198), (24, 8972665), (26, 8282460), (30, 7178132), (39, 5521640), (40, 5383599), (52, 4141230), (60, 3589066), (65, 3312984), (78, 2760820), (104, 2070615), (120, 1794533), (130, 1656492), (156, 1380410), (195, 1104328), (260, 828246), (312, 690205), (390, 552164), (520, 414123), (780, 276082), (1560, 138041)]