665375280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{120539}}^1$

素因数の和:120578

約数の個数: 80

約数和(自身を含む): 2152362240

約数和(自身を除く): 1486986960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 120539, 241078, 361617, 482156, 602695, 723234, 964312, 1205390, 1446468, 1808085, 1928624, 2410780, 2772397, 2892936, 3616170, 4821560, 5544794, 5785872, 7232340, 8317191, 9643120, 11089588, 13861985, 14464680, 16634382, 22179176, 27723970, 28929360, 33268764, 41585955, 44358352, 55447940, 66537528, 83171910, 110895880, 133075056, 166343820, 221791760, 332687640, 665375280]

約数ペア:

[(1, 665375280), (2, 332687640), (3, 221791760), (4, 166343820), (5, 133075056), (6, 110895880), (8, 83171910), (10, 66537528), (12, 55447940), (15, 44358352), (16, 41585955), (20, 33268764), (23, 28929360), (24, 27723970), (30, 22179176), (40, 16634382), (46, 14464680), (48, 13861985), (60, 11089588), (69, 9643120), (80, 8317191), (92, 7232340), (115, 5785872), (120, 5544794), (138, 4821560), (184, 3616170), (230, 2892936), (240, 2772397), (276, 2410780), (345, 1928624), (368, 1808085), (460, 1446468), (552, 1205390), (690, 964312), (920, 723234), (1104, 602695), (1380, 482156), (1840, 361617), (2760, 241078), (5520, 120539)]