123766320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{515693}}^1$

素因数の和:515709

約数の個数: 40

約数和(自身を含む): 383676336

約数和(自身を除く): 259910016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 515693, 1031386, 1547079, 2062772, 2578465, 3094158, 4125544, 5156930, 6188316, 7735395, 8251088, 10313860, 12376632, 15470790, 20627720, 24753264, 30941580, 41255440, 61883160, 123766320]

約数ペア:

[(1, 123766320), (2, 61883160), (3, 41255440), (4, 30941580), (5, 24753264), (6, 20627720), (8, 15470790), (10, 12376632), (12, 10313860), (15, 8251088), (16, 7735395), (20, 6188316), (24, 5156930), (30, 4125544), (40, 3094158), (48, 2578465), (60, 2062772), (80, 1547079), (120, 1031386), (240, 515693)]