129270480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1097}}^1$

素因数の和:1604

約数の個数: 80

約数和(自身を含む): 401920704

約数和(自身を除く): 272650224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 491, 982, 1097, 1473, 1964, 2194, 2455, 2946, 3291, 3928, 4388, 4910, 5485, 5892, 6582, 7365, 7856, 8776, 9820, 10970, 11784, 13164, 14730, 16455, 17552, 19640, 21940, 23568, 26328, 29460, 32910, 39280, 43880, 52656, 58920, 65820, 87760, 117840, 131640, 263280, 538627, 1077254, 1615881, 2154508, 2693135, 3231762, 4309016, 5386270, 6463524, 8079405, 8618032, 10772540, 12927048, 16158810, 21545080, 25854096, 32317620, 43090160, 64635240, 129270480]

約数ペア:

[(1, 129270480), (2, 64635240), (3, 43090160), (4, 32317620), (5, 25854096), (6, 21545080), (8, 16158810), (10, 12927048), (12, 10772540), (15, 8618032), (16, 8079405), (20, 6463524), (24, 5386270), (30, 4309016), (40, 3231762), (48, 2693135), (60, 2154508), (80, 1615881), (120, 1077254), (240, 538627), (491, 263280), (982, 131640), (1097, 117840), (1473, 87760), (1964, 65820), (2194, 58920), (2455, 52656), (2946, 43880), (3291, 39280), (3928, 32910), (4388, 29460), (4910, 26328), (5485, 23568), (5892, 21940), (6582, 19640), (7365, 17552), (7856, 16455), (8776, 14730), (9820, 13164), (10970, 11784)]