51621720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{1553}}^1$

素因数の和:1844

約数の個数: 64

約数和(自身を含む): 155524320

約数和(自身を除く): 103902600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 277, 554, 831, 1108, 1385, 1553, 1662, 2216, 2770, 3106, 3324, 4155, 4659, 5540, 6212, 6648, 7765, 8310, 9318, 11080, 12424, 15530, 16620, 18636, 23295, 31060, 33240, 37272, 46590, 62120, 93180, 186360, 430181, 860362, 1290543, 1720724, 2150905, 2581086, 3441448, 4301810, 5162172, 6452715, 8603620, 10324344, 12905430, 17207240, 25810860, 51621720]

約数ペア:

[(1, 51621720), (2, 25810860), (3, 17207240), (4, 12905430), (5, 10324344), (6, 8603620), (8, 6452715), (10, 5162172), (12, 4301810), (15, 3441448), (20, 2581086), (24, 2150905), (30, 1720724), (40, 1290543), (60, 860362), (120, 430181), (277, 186360), (554, 93180), (831, 62120), (1108, 46590), (1385, 37272), (1553, 33240), (1662, 31060), (2216, 23295), (2770, 18636), (3106, 16620), (3324, 15530), (4155, 12424), (4659, 11080), (5540, 9318), (6212, 8310), (6648, 7765)]