72383080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:431

約数の個数: 128

約数和(自身を含む): 206530560

約数和(自身を除く): 134147480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 71, 77, 88, 110, 140, 142, 154, 220, 280, 284, 308, 331, 355, 385, 440, 497, 568, 616, 662, 710, 770, 781, 994, 1324, 1420, 1540, 1562, 1655, 1988, 2317, 2485, 2648, 2840, 3080, 3124, 3310, 3641, 3905, 3976, 4634, 4970, 5467, 6248, 6620, 7282, 7810, 9268, 9940, 10934, 11585, 13240, 14564, 15620, 18205, 18536, 19880, 21868, 23170, 23501, 25487, 27335, 29128, 31240, 36410, 43736, 46340, 47002, 50974, 54670, 72820, 92680, 94004, 101948, 109340, 117505, 127435, 145640, 164507, 188008, 203896, 218680, 235010, 254870, 258511, 329014, 470020, 509740, 517022, 658028, 822535, 940040, 1019480, 1034044, 1292555, 1316056, 1645070, 1809577, 2068088, 2585110, 3290140, 3619154, 5170220, 6580280, 7238308, 9047885, 10340440, 14476616, 18095770, 36191540, 72383080]

約数ペア:

[(1, 72383080), (2, 36191540), (4, 18095770), (5, 14476616), (7, 10340440), (8, 9047885), (10, 7238308), (11, 6580280), (14, 5170220), (20, 3619154), (22, 3290140), (28, 2585110), (35, 2068088), (40, 1809577), (44, 1645070), (55, 1316056), (56, 1292555), (70, 1034044), (71, 1019480), (77, 940040), (88, 822535), (110, 658028), (140, 517022), (142, 509740), (154, 470020), (220, 329014), (280, 258511), (284, 254870), (308, 235010), (331, 218680), (355, 203896), (385, 188008), (440, 164507), (497, 145640), (568, 127435), (616, 117505), (662, 109340), (710, 101948), (770, 94004), (781, 92680), (994, 72820), (1324, 54670), (1420, 50974), (1540, 47002), (1562, 46340), (1655, 43736), (1988, 36410), (2317, 31240), (2485, 29128), (2648, 27335), (2840, 25487), (3080, 23501), (3124, 23170), (3310, 21868), (3641, 19880), (3905, 18536), (3976, 18205), (4634, 15620), (4970, 14564), (5467, 13240), (6248, 11585), (6620, 10934), (7282, 9940), (7810, 9268)]