127499960

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{9293}}^1$

素因数の和:9325

約数の個数: 64

約数和(自身を含む): 334584000

約数和(自身を除く): 207084040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 6860, 9293, 13720, 18586, 37172, 46465, 65051, 74344, 92930, 130102, 185860, 260204, 325255, 371720, 455357, 520408, 650510, 910714, 1301020, 1821428, 2276785, 2602040, 3187499, 3642856, 4553570, 6374998, 9107140, 12749996, 15937495, 18214280, 25499992, 31874990, 63749980, 127499960]

約数ペア:

[(1, 127499960), (2, 63749980), (4, 31874990), (5, 25499992), (7, 18214280), (8, 15937495), (10, 12749996), (14, 9107140), (20, 6374998), (28, 4553570), (35, 3642856), (40, 3187499), (49, 2602040), (56, 2276785), (70, 1821428), (98, 1301020), (140, 910714), (196, 650510), (245, 520408), (280, 455357), (343, 371720), (392, 325255), (490, 260204), (686, 185860), (980, 130102), (1372, 92930), (1715, 74344), (1960, 65051), (2744, 46465), (3430, 37172), (6860, 18586), (9293, 13720)]