720291876

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{313}}^1$

素因数の和:501

約数の個数: 96

約数和(自身を含む): 1780063488

約数和(自身を除く): 1059771612

約数列:

[1, 2, 3, 4, 6, 12, 37, 71, 73, 74, 111, 142, 146, 148, 213, 219, 222, 284, 292, 313, 426, 438, 444, 626, 852, 876, 939, 1252, 1878, 2627, 2701, 3756, 5183, 5254, 5402, 7881, 8103, 10366, 10508, 10804, 11581, 15549, 15762, 16206, 20732, 22223, 22849, 23162, 31098, 31524, 32412, 34743, 44446, 45698, 46324, 62196, 66669, 68547, 69486, 88892, 91396, 133338, 137094, 138972, 191771, 266676, 274188, 383542, 575313, 767084, 822251, 845413, 1150626, 1622279, 1644502, 1690826, 2301252, 2466753, 2536239, 3244558, 3289004, 3381652, 4866837, 4933506, 5072478, 6489116, 9733674, 9867012, 10144956, 19467348, 60024323, 120048646, 180072969, 240097292, 360145938, 720291876]

約数ペア:

[(1, 720291876), (2, 360145938), (3, 240097292), (4, 180072969), (6, 120048646), (12, 60024323), (37, 19467348), (71, 10144956), (73, 9867012), (74, 9733674), (111, 6489116), (142, 5072478), (146, 4933506), (148, 4866837), (213, 3381652), (219, 3289004), (222, 3244558), (284, 2536239), (292, 2466753), (313, 2301252), (426, 1690826), (438, 1644502), (444, 1622279), (626, 1150626), (852, 845413), (876, 822251), (939, 767084), (1252, 575313), (1878, 383542), (2627, 274188), (2701, 266676), (3756, 191771), (5183, 138972), (5254, 137094), (5402, 133338), (7881, 91396), (8103, 88892), (10366, 69486), (10508, 68547), (10804, 66669), (11581, 62196), (15549, 46324), (15762, 45698), (16206, 44446), (20732, 34743), (22223, 32412), (22849, 31524), (23162, 31098)]