123370040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{599}}^1$

素因数の和:900

約数の個数: 64

約数和(自身を含む): 293760000

約数和(自身を除く): 170389960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 271, 380, 542, 599, 760, 1084, 1198, 1355, 2168, 2396, 2710, 2995, 4792, 5149, 5420, 5990, 10298, 10840, 11381, 11980, 20596, 22762, 23960, 25745, 41192, 45524, 51490, 56905, 91048, 102980, 113810, 162329, 205960, 227620, 324658, 455240, 649316, 811645, 1298632, 1623290, 3084251, 3246580, 6168502, 6493160, 12337004, 15421255, 24674008, 30842510, 61685020, 123370040]

約数ペア:

[(1, 123370040), (2, 61685020), (4, 30842510), (5, 24674008), (8, 15421255), (10, 12337004), (19, 6493160), (20, 6168502), (38, 3246580), (40, 3084251), (76, 1623290), (95, 1298632), (152, 811645), (190, 649316), (271, 455240), (380, 324658), (542, 227620), (599, 205960), (760, 162329), (1084, 113810), (1198, 102980), (1355, 91048), (2168, 56905), (2396, 51490), (2710, 45524), (2995, 41192), (4792, 25745), (5149, 23960), (5420, 22762), (5990, 20596), (10298, 11980), (10840, 11381)]