126601520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{719}}^1$

素因数の和:834

約数の個数: 80

約数和(自身を含む): 308551680

約数和(自身を除く): 181950160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 71, 80, 124, 142, 155, 248, 284, 310, 355, 496, 568, 620, 710, 719, 1136, 1240, 1420, 1438, 2201, 2480, 2840, 2876, 3595, 4402, 5680, 5752, 7190, 8804, 11005, 11504, 14380, 17608, 22010, 22289, 28760, 35216, 44020, 44578, 51049, 57520, 88040, 89156, 102098, 111445, 176080, 178312, 204196, 222890, 255245, 356624, 408392, 445780, 510490, 816784, 891560, 1020980, 1582519, 1783120, 2041960, 3165038, 4083920, 6330076, 7912595, 12660152, 15825190, 25320304, 31650380, 63300760, 126601520]

約数ペア:

[(1, 126601520), (2, 63300760), (4, 31650380), (5, 25320304), (8, 15825190), (10, 12660152), (16, 7912595), (20, 6330076), (31, 4083920), (40, 3165038), (62, 2041960), (71, 1783120), (80, 1582519), (124, 1020980), (142, 891560), (155, 816784), (248, 510490), (284, 445780), (310, 408392), (355, 356624), (496, 255245), (568, 222890), (620, 204196), (710, 178312), (719, 176080), (1136, 111445), (1240, 102098), (1420, 89156), (1438, 88040), (2201, 57520), (2480, 51049), (2840, 44578), (2876, 44020), (3595, 35216), (4402, 28760), (5680, 22289), (5752, 22010), (7190, 17608), (8804, 14380), (11005, 11504)]