128793720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97571}}^1$

素因数の和:97596

約数の個数: 64

約数和(自身を含む): 421511040

約数和(自身を除く): 292717320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 97571, 195142, 292713, 390284, 487855, 585426, 780568, 975710, 1073281, 1170852, 1463565, 1951420, 2146562, 2341704, 2927130, 3219843, 3902840, 4293124, 5366405, 5854260, 6439686, 8586248, 10732810, 11708520, 12879372, 16099215, 21465620, 25758744, 32198430, 42931240, 64396860, 128793720]

約数ペア:

[(1, 128793720), (2, 64396860), (3, 42931240), (4, 32198430), (5, 25758744), (6, 21465620), (8, 16099215), (10, 12879372), (11, 11708520), (12, 10732810), (15, 8586248), (20, 6439686), (22, 5854260), (24, 5366405), (30, 4293124), (33, 3902840), (40, 3219843), (44, 2927130), (55, 2341704), (60, 2146562), (66, 1951420), (88, 1463565), (110, 1170852), (120, 1073281), (132, 975710), (165, 780568), (220, 585426), (264, 487855), (330, 390284), (440, 292713), (660, 195142), (1320, 97571)]