320141628

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{431}}^1\times {\mathrm{439}}^1$

素因数の和:927

約数の個数: 72

約数和(自身を含む): 830269440

約数和(自身を除く): 510127812

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 431, 439, 564, 846, 862, 878, 1293, 1317, 1692, 1724, 1756, 2586, 2634, 3879, 3951, 5172, 5268, 7758, 7902, 15516, 15804, 20257, 20633, 40514, 41266, 60771, 61899, 81028, 82532, 121542, 123798, 182313, 185697, 189209, 243084, 247596, 364626, 371394, 378418, 567627, 729252, 742788, 756836, 1135254, 1702881, 2270508, 3405762, 6811524, 8892823, 17785646, 26678469, 35571292, 53356938, 80035407, 106713876, 160070814, 320141628]

約数ペア:

[(1, 320141628), (2, 160070814), (3, 106713876), (4, 80035407), (6, 53356938), (9, 35571292), (12, 26678469), (18, 17785646), (36, 8892823), (47, 6811524), (94, 3405762), (141, 2270508), (188, 1702881), (282, 1135254), (423, 756836), (431, 742788), (439, 729252), (564, 567627), (846, 378418), (862, 371394), (878, 364626), (1293, 247596), (1317, 243084), (1692, 189209), (1724, 185697), (1756, 182313), (2586, 123798), (2634, 121542), (3879, 82532), (3951, 81028), (5172, 61899), (5268, 60771), (7758, 41266), (7902, 40514), (15516, 20633), (15804, 20257)]