80154840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{743}}^1$

素因数の和:817

約数の個数: 128

約数和(自身を含む): 257126400

約数和(自身を除く): 176971560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 31, 40, 58, 60, 62, 87, 93, 116, 120, 124, 145, 155, 174, 186, 232, 248, 290, 310, 348, 372, 435, 465, 580, 620, 696, 743, 744, 870, 899, 930, 1160, 1240, 1486, 1740, 1798, 1860, 2229, 2697, 2972, 3480, 3596, 3715, 3720, 4458, 4495, 5394, 5944, 7192, 7430, 8916, 8990, 10788, 11145, 13485, 14860, 17832, 17980, 21547, 21576, 22290, 23033, 26970, 29720, 35960, 43094, 44580, 46066, 53940, 64641, 69099, 86188, 89160, 92132, 107735, 107880, 115165, 129282, 138198, 172376, 184264, 215470, 230330, 258564, 276396, 323205, 345495, 430940, 460660, 517128, 552792, 646410, 667957, 690990, 861880, 921320, 1292820, 1335914, 1381980, 2003871, 2585640, 2671828, 2763960, 3339785, 4007742, 5343656, 6679570, 8015484, 10019355, 13359140, 16030968, 20038710, 26718280, 40077420, 80154840]

約数ペア:

[(1, 80154840), (2, 40077420), (3, 26718280), (4, 20038710), (5, 16030968), (6, 13359140), (8, 10019355), (10, 8015484), (12, 6679570), (15, 5343656), (20, 4007742), (24, 3339785), (29, 2763960), (30, 2671828), (31, 2585640), (40, 2003871), (58, 1381980), (60, 1335914), (62, 1292820), (87, 921320), (93, 861880), (116, 690990), (120, 667957), (124, 646410), (145, 552792), (155, 517128), (174, 460660), (186, 430940), (232, 345495), (248, 323205), (290, 276396), (310, 258564), (348, 230330), (372, 215470), (435, 184264), (465, 172376), (580, 138198), (620, 129282), (696, 115165), (743, 107880), (744, 107735), (870, 92132), (899, 89160), (930, 86188), (1160, 69099), (1240, 64641), (1486, 53940), (1740, 46066), (1798, 44580), (1860, 43094), (2229, 35960), (2697, 29720), (2972, 26970), (3480, 23033), (3596, 22290), (3715, 21576), (3720, 21547), (4458, 17980), (4495, 17832), (5394, 14860), (5944, 13485), (7192, 11145), (7430, 10788), (8916, 8990)]