420658848

素因数分解:

$2^5\times 3^2\times {\mathrm{277}}^1\times {\mathrm{5273}}^1$

素因数の和:5566

約数の個数: 72

約数和(自身を含む): 1200794868

約数和(自身を除く): 780136020

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 277, 288, 554, 831, 1108, 1662, 2216, 2493, 3324, 4432, 4986, 5273, 6648, 8864, 9972, 10546, 13296, 15819, 19944, 21092, 26592, 31638, 39888, 42184, 47457, 63276, 79776, 84368, 94914, 126552, 168736, 189828, 253104, 379656, 506208, 759312, 1460621, 1518624, 2921242, 4381863, 5842484, 8763726, 11684968, 13145589, 17527452, 23369936, 26291178, 35054904, 46739872, 52582356, 70109808, 105164712, 140219616, 210329424, 420658848]

約数ペア:

[(1, 420658848), (2, 210329424), (3, 140219616), (4, 105164712), (6, 70109808), (8, 52582356), (9, 46739872), (12, 35054904), (16, 26291178), (18, 23369936), (24, 17527452), (32, 13145589), (36, 11684968), (48, 8763726), (72, 5842484), (96, 4381863), (144, 2921242), (277, 1518624), (288, 1460621), (554, 759312), (831, 506208), (1108, 379656), (1662, 253104), (2216, 189828), (2493, 168736), (3324, 126552), (4432, 94914), (4986, 84368), (5273, 79776), (6648, 63276), (8864, 47457), (9972, 42184), (10546, 39888), (13296, 31638), (15819, 26592), (19944, 21092)]