641295720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137029}}^1$

素因数の和:137059

約数の個数: 96

約数和(自身を含む): 2244551400

約数和(自身を除く): 1603255680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4680, 137029, 274058, 411087, 548116, 685145, 822174, 1096232, 1233261, 1370290, 1644348, 1781377, 2055435, 2466522, 2740580, 3288696, 3562754, 4110870, 4933044, 5344131, 5481160, 6166305, 7125508, 8221740, 8906885, 9866088, 10688262, 12332610, 14251016, 16032393, 16443480, 17813770, 21376524, 24665220, 26720655, 32064786, 35627540, 42753048, 49330440, 53441310, 64129572, 71255080, 80161965, 106882620, 128259144, 160323930, 213765240, 320647860, 641295720]

約数ペア:

[(1, 641295720), (2, 320647860), (3, 213765240), (4, 160323930), (5, 128259144), (6, 106882620), (8, 80161965), (9, 71255080), (10, 64129572), (12, 53441310), (13, 49330440), (15, 42753048), (18, 35627540), (20, 32064786), (24, 26720655), (26, 24665220), (30, 21376524), (36, 17813770), (39, 16443480), (40, 16032393), (45, 14251016), (52, 12332610), (60, 10688262), (65, 9866088), (72, 8906885), (78, 8221740), (90, 7125508), (104, 6166305), (117, 5481160), (120, 5344131), (130, 4933044), (156, 4110870), (180, 3562754), (195, 3288696), (234, 2740580), (260, 2466522), (312, 2055435), (360, 1781377), (390, 1644348), (468, 1370290), (520, 1233261), (585, 1096232), (780, 822174), (936, 685145), (1170, 548116), (1560, 411087), (2340, 274058), (4680, 137029)]