207950480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1181}}^1$

素因数の和:1296

約数の個数: 80

約数和(自身を含む): 506539008

約数和(自身を除く): 298588528

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, 1136, 1181, 1240, 1420, 2201, 2362, 2480, 2840, 4402, 4724, 5680, 5905, 8804, 9448, 11005, 11810, 17608, 18896, 22010, 23620, 35216, 36611, 44020, 47240, 73222, 83851, 88040, 94480, 146444, 167702, 176080, 183055, 292888, 335404, 366110, 419255, 585776, 670808, 732220, 838510, 1341616, 1464440, 1677020, 2599381, 2928880, 3354040, 5198762, 6708080, 10397524, 12996905, 20795048, 25993810, 41590096, 51987620, 103975240, 207950480]

約数ペア:

[(1, 207950480), (2, 103975240), (4, 51987620), (5, 41590096), (8, 25993810), (10, 20795048), (16, 12996905), (20, 10397524), (31, 6708080), (40, 5198762), (62, 3354040), (71, 2928880), (80, 2599381), (124, 1677020), (142, 1464440), (155, 1341616), (248, 838510), (284, 732220), (310, 670808), (355, 585776), (496, 419255), (568, 366110), (620, 335404), (710, 292888), (1136, 183055), (1181, 176080), (1240, 167702), (1420, 146444), (2201, 94480), (2362, 88040), (2480, 83851), (2840, 73222), (4402, 47240), (4724, 44020), (5680, 36611), (5905, 35216), (8804, 23620), (9448, 22010), (11005, 18896), (11810, 17608)]