51940080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{72139}}^1$

素因数の和:72158

約数の個数: 60

約数和(自身を含む): 174434520

約数和(自身を除く): 122494440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 72139, 144278, 216417, 288556, 360695, 432834, 577112, 649251, 721390, 865668, 1082085, 1154224, 1298502, 1442780, 1731336, 2164170, 2597004, 2885560, 3246255, 3462672, 4328340, 5194008, 5771120, 6492510, 8656680, 10388016, 12985020, 17313360, 25970040, 51940080]

約数ペア:

[(1, 51940080), (2, 25970040), (3, 17313360), (4, 12985020), (5, 10388016), (6, 8656680), (8, 6492510), (9, 5771120), (10, 5194008), (12, 4328340), (15, 3462672), (16, 3246255), (18, 2885560), (20, 2597004), (24, 2164170), (30, 1731336), (36, 1442780), (40, 1298502), (45, 1154224), (48, 1082085), (60, 865668), (72, 721390), (80, 649251), (90, 577112), (120, 432834), (144, 360695), (180, 288556), (240, 216417), (360, 144278), (720, 72139)]