90331740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{409}}^2$

素因数の和:836

約数の個数: 72

約数和(自身を含む): 281720880

約数和(自身を除く): 191389140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 409, 540, 818, 1227, 1636, 2045, 2454, 3681, 4090, 4908, 6135, 7362, 8180, 11043, 12270, 14724, 18405, 22086, 24540, 36810, 44172, 55215, 73620, 110430, 167281, 220860, 334562, 501843, 669124, 836405, 1003686, 1505529, 1672810, 2007372, 2509215, 3011058, 3345620, 4516587, 5018430, 6022116, 7527645, 9033174, 10036860, 15055290, 18066348, 22582935, 30110580, 45165870, 90331740]

約数ペア:

[(1, 90331740), (2, 45165870), (3, 30110580), (4, 22582935), (5, 18066348), (6, 15055290), (9, 10036860), (10, 9033174), (12, 7527645), (15, 6022116), (18, 5018430), (20, 4516587), (27, 3345620), (30, 3011058), (36, 2509215), (45, 2007372), (54, 1672810), (60, 1505529), (90, 1003686), (108, 836405), (135, 669124), (180, 501843), (270, 334562), (409, 220860), (540, 167281), (818, 110430), (1227, 73620), (1636, 55215), (2045, 44172), (2454, 36810), (3681, 24540), (4090, 22086), (4908, 18405), (6135, 14724), (7362, 12270), (8180, 11043)]