212326720

素因数分解:

$2^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:360

約数の個数: 112

約数和(自身を含む): 528157440

約数和(自身を除く): 315830720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 79, 80, 148, 158, 160, 185, 227, 296, 316, 320, 370, 395, 454, 592, 632, 740, 790, 908, 1135, 1184, 1264, 1480, 1580, 1816, 2270, 2368, 2528, 2923, 2960, 3160, 3632, 4540, 5056, 5846, 5920, 6320, 7264, 8399, 9080, 11692, 11840, 12640, 14528, 14615, 16798, 17933, 18160, 23384, 25280, 29230, 33596, 35866, 36320, 41995, 46768, 58460, 67192, 71732, 72640, 83990, 89665, 93536, 116920, 134384, 143464, 167980, 179330, 187072, 233840, 268768, 286928, 335960, 358660, 467680, 537536, 573856, 663521, 671920, 717320, 935360, 1147712, 1327042, 1343840, 1434640, 2654084, 2687680, 2869280, 3317605, 5308168, 5738560, 6635210, 10616336, 13270420, 21232672, 26540840, 42465344, 53081680, 106163360, 212326720]

約数ペア:

[(1, 212326720), (2, 106163360), (4, 53081680), (5, 42465344), (8, 26540840), (10, 21232672), (16, 13270420), (20, 10616336), (32, 6635210), (37, 5738560), (40, 5308168), (64, 3317605), (74, 2869280), (79, 2687680), (80, 2654084), (148, 1434640), (158, 1343840), (160, 1327042), (185, 1147712), (227, 935360), (296, 717320), (316, 671920), (320, 663521), (370, 573856), (395, 537536), (454, 467680), (592, 358660), (632, 335960), (740, 286928), (790, 268768), (908, 233840), (1135, 187072), (1184, 179330), (1264, 167980), (1480, 143464), (1580, 134384), (1816, 116920), (2270, 93536), (2368, 89665), (2528, 83990), (2923, 72640), (2960, 71732), (3160, 67192), (3632, 58460), (4540, 46768), (5056, 41995), (5846, 36320), (5920, 35866), (6320, 33596), (7264, 29230), (8399, 25280), (9080, 23384), (11692, 18160), (11840, 17933), (12640, 16798), (14528, 14615)]