1236702480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{396379}}^1$

素因数の和:396408

約数の個数: 80

約数和(自身を含む): 4128694080

約数和(自身を除く): 2891991600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 396379, 792758, 1189137, 1585516, 1981895, 2378274, 3171032, 3963790, 4756548, 5152927, 5945685, 6342064, 7927580, 9513096, 10305854, 11891370, 15458781, 15855160, 19026192, 20611708, 23782740, 25764635, 30917562, 31710320, 41223416, 47565480, 51529270, 61835124, 77293905, 82446832, 95130960, 103058540, 123670248, 154587810, 206117080, 247340496, 309175620, 412234160, 618351240, 1236702480]

約数ペア:

[(1, 1236702480), (2, 618351240), (3, 412234160), (4, 309175620), (5, 247340496), (6, 206117080), (8, 154587810), (10, 123670248), (12, 103058540), (13, 95130960), (15, 82446832), (16, 77293905), (20, 61835124), (24, 51529270), (26, 47565480), (30, 41223416), (39, 31710320), (40, 30917562), (48, 25764635), (52, 23782740), (60, 20611708), (65, 19026192), (78, 15855160), (80, 15458781), (104, 11891370), (120, 10305854), (130, 9513096), (156, 7927580), (195, 6342064), (208, 5945685), (240, 5152927), (260, 4756548), (312, 3963790), (390, 3171032), (520, 2378274), (624, 1981895), (780, 1585516), (1040, 1189137), (1560, 792758), (3120, 396379)]