674768320

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{271}}^1$

素因数の和:570

約数の個数: 112

約数和(自身を含む): 1671376896

約数和(自身を除く): 996608576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 251, 271, 310, 320, 496, 502, 542, 620, 992, 1004, 1084, 1240, 1255, 1355, 1984, 2008, 2168, 2480, 2510, 2710, 4016, 4336, 4960, 5020, 5420, 7781, 8032, 8401, 8672, 9920, 10040, 10840, 15562, 16064, 16802, 17344, 20080, 21680, 31124, 33604, 38905, 40160, 42005, 43360, 62248, 67208, 68021, 77810, 80320, 84010, 86720, 124496, 134416, 136042, 155620, 168020, 248992, 268832, 272084, 311240, 336040, 340105, 497984, 537664, 544168, 622480, 672080, 680210, 1088336, 1244960, 1344160, 1360420, 2108651, 2176672, 2489920, 2688320, 2720840, 4217302, 4353344, 5441680, 8434604, 10543255, 10883360, 16869208, 21086510, 21766720, 33738416, 42173020, 67476832, 84346040, 134953664, 168692080, 337384160, 674768320]

約数ペア:

[(1, 674768320), (2, 337384160), (4, 168692080), (5, 134953664), (8, 84346040), (10, 67476832), (16, 42173020), (20, 33738416), (31, 21766720), (32, 21086510), (40, 16869208), (62, 10883360), (64, 10543255), (80, 8434604), (124, 5441680), (155, 4353344), (160, 4217302), (248, 2720840), (251, 2688320), (271, 2489920), (310, 2176672), (320, 2108651), (496, 1360420), (502, 1344160), (542, 1244960), (620, 1088336), (992, 680210), (1004, 672080), (1084, 622480), (1240, 544168), (1255, 537664), (1355, 497984), (1984, 340105), (2008, 336040), (2168, 311240), (2480, 272084), (2510, 268832), (2710, 248992), (4016, 168020), (4336, 155620), (4960, 136042), (5020, 134416), (5420, 124496), (7781, 86720), (8032, 84010), (8401, 80320), (8672, 77810), (9920, 68021), (10040, 67208), (10840, 62248), (15562, 43360), (16064, 42005), (16802, 40160), (17344, 38905), (20080, 33604), (21680, 31124)]