126720560

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1381}}^1$

素因数の和:1462

約数の個数: 80

約数和(自身を含む): 312575232

約数和(自身を除く): 185854672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 37, 40, 62, 74, 80, 124, 148, 155, 185, 248, 296, 310, 370, 496, 592, 620, 740, 1147, 1240, 1381, 1480, 2294, 2480, 2762, 2960, 4588, 5524, 5735, 6905, 9176, 11048, 11470, 13810, 18352, 22096, 22940, 27620, 42811, 45880, 51097, 55240, 85622, 91760, 102194, 110480, 171244, 204388, 214055, 255485, 342488, 408776, 428110, 510970, 684976, 817552, 856220, 1021940, 1584007, 1712440, 2043880, 3168014, 3424880, 4087760, 6336028, 7920035, 12672056, 15840070, 25344112, 31680140, 63360280, 126720560]

約数ペア:

[(1, 126720560), (2, 63360280), (4, 31680140), (5, 25344112), (8, 15840070), (10, 12672056), (16, 7920035), (20, 6336028), (31, 4087760), (37, 3424880), (40, 3168014), (62, 2043880), (74, 1712440), (80, 1584007), (124, 1021940), (148, 856220), (155, 817552), (185, 684976), (248, 510970), (296, 428110), (310, 408776), (370, 342488), (496, 255485), (592, 214055), (620, 204388), (740, 171244), (1147, 110480), (1240, 102194), (1381, 91760), (1480, 85622), (2294, 55240), (2480, 51097), (2762, 45880), (2960, 42811), (4588, 27620), (5524, 22940), (5735, 22096), (6905, 18352), (9176, 13810), (11048, 11470)]