221017600

素因数分解:

$2^9\times 5^2\times {\mathrm{31}}^1\times {\mathrm{557}}^1$

素因数の和:616

約数の個数: 120

約数和(自身を含む): 566267328

約数和(自身を除く): 345249728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 200, 248, 256, 310, 320, 400, 496, 512, 557, 620, 640, 775, 800, 992, 1114, 1240, 1280, 1550, 1600, 1984, 2228, 2480, 2560, 2785, 3100, 3200, 3968, 4456, 4960, 5570, 6200, 6400, 7936, 8912, 9920, 11140, 12400, 12800, 13925, 15872, 17267, 17824, 19840, 22280, 24800, 27850, 34534, 35648, 39680, 44560, 49600, 55700, 69068, 71296, 79360, 86335, 89120, 99200, 111400, 138136, 142592, 172670, 178240, 198400, 222800, 276272, 285184, 345340, 356480, 396800, 431675, 445600, 552544, 690680, 712960, 863350, 891200, 1105088, 1381360, 1425920, 1726700, 1782400, 2210176, 2762720, 3453400, 3564800, 4420352, 5525440, 6906800, 7129600, 8840704, 11050880, 13813600, 22101760, 27627200, 44203520, 55254400, 110508800, 221017600]

約数ペア:

[(1, 221017600), (2, 110508800), (4, 55254400), (5, 44203520), (8, 27627200), (10, 22101760), (16, 13813600), (20, 11050880), (25, 8840704), (31, 7129600), (32, 6906800), (40, 5525440), (50, 4420352), (62, 3564800), (64, 3453400), (80, 2762720), (100, 2210176), (124, 1782400), (128, 1726700), (155, 1425920), (160, 1381360), (200, 1105088), (248, 891200), (256, 863350), (310, 712960), (320, 690680), (400, 552544), (496, 445600), (512, 431675), (557, 396800), (620, 356480), (640, 345340), (775, 285184), (800, 276272), (992, 222800), (1114, 198400), (1240, 178240), (1280, 172670), (1550, 142592), (1600, 138136), (1984, 111400), (2228, 99200), (2480, 89120), (2560, 86335), (2785, 79360), (3100, 71296), (3200, 69068), (3968, 55700), (4456, 49600), (4960, 44560), (5570, 39680), (6200, 35648), (6400, 34534), (7936, 27850), (8912, 24800), (9920, 22280), (11140, 19840), (12400, 17824), (12800, 17267), (13925, 15872)]