155938480

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{619}}^1$

素因数の和:746

約数の個数: 80

約数和(自身を含む): 376404480

約数和(自身を除く): 220466000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 67, 80, 94, 134, 188, 235, 268, 335, 376, 470, 536, 619, 670, 752, 940, 1072, 1238, 1340, 1880, 2476, 2680, 3095, 3149, 3760, 4952, 5360, 6190, 6298, 9904, 12380, 12596, 15745, 24760, 25192, 29093, 31490, 41473, 49520, 50384, 58186, 62980, 82946, 116372, 125960, 145465, 165892, 207365, 232744, 251920, 290930, 331784, 414730, 465488, 581860, 663568, 829460, 1163720, 1658920, 1949231, 2327440, 3317840, 3898462, 7796924, 9746155, 15593848, 19492310, 31187696, 38984620, 77969240, 155938480]

約数ペア:

[(1, 155938480), (2, 77969240), (4, 38984620), (5, 31187696), (8, 19492310), (10, 15593848), (16, 9746155), (20, 7796924), (40, 3898462), (47, 3317840), (67, 2327440), (80, 1949231), (94, 1658920), (134, 1163720), (188, 829460), (235, 663568), (268, 581860), (335, 465488), (376, 414730), (470, 331784), (536, 290930), (619, 251920), (670, 232744), (752, 207365), (940, 165892), (1072, 145465), (1238, 125960), (1340, 116372), (1880, 82946), (2476, 62980), (2680, 58186), (3095, 50384), (3149, 49520), (3760, 41473), (4952, 31490), (5360, 29093), (6190, 25192), (6298, 24760), (9904, 15745), (12380, 12596)]