539840180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{349}}^1$

素因数の和:537

約数の個数: 96

約数和(自身を含む): 1270080000

約数和(自身を除く): 730239820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 89, 110, 158, 178, 220, 316, 349, 356, 395, 445, 698, 790, 869, 890, 979, 1396, 1580, 1738, 1745, 1780, 1958, 3476, 3490, 3839, 3916, 4345, 4895, 6980, 7031, 7678, 8690, 9790, 14062, 15356, 17380, 19195, 19580, 27571, 28124, 31061, 35155, 38390, 55142, 62122, 70310, 76780, 77341, 110284, 124244, 137855, 140620, 154682, 155305, 275710, 303281, 309364, 310610, 341671, 386705, 551420, 606562, 621220, 683342, 773410, 1213124, 1366684, 1516405, 1546820, 1708355, 2453819, 3032810, 3416710, 4907638, 6065620, 6833420, 9815276, 12269095, 24538190, 26992009, 49076380, 53984018, 107968036, 134960045, 269920090, 539840180]

約数ペア:

[(1, 539840180), (2, 269920090), (4, 134960045), (5, 107968036), (10, 53984018), (11, 49076380), (20, 26992009), (22, 24538190), (44, 12269095), (55, 9815276), (79, 6833420), (89, 6065620), (110, 4907638), (158, 3416710), (178, 3032810), (220, 2453819), (316, 1708355), (349, 1546820), (356, 1516405), (395, 1366684), (445, 1213124), (698, 773410), (790, 683342), (869, 621220), (890, 606562), (979, 551420), (1396, 386705), (1580, 341671), (1738, 310610), (1745, 309364), (1780, 303281), (1958, 275710), (3476, 155305), (3490, 154682), (3839, 140620), (3916, 137855), (4345, 124244), (4895, 110284), (6980, 77341), (7031, 76780), (7678, 70310), (8690, 62122), (9790, 55142), (14062, 38390), (15356, 35155), (17380, 31061), (19195, 28124), (19580, 27571)]