820842180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{23227}}^1$

素因数の和:23289

約数の個数: 96

約数和(自身を含む): 2497474560

約数和(自身を除く): 1676632380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 31, 38, 57, 60, 62, 76, 93, 95, 114, 124, 155, 186, 190, 228, 285, 310, 372, 380, 465, 570, 589, 620, 930, 1140, 1178, 1767, 1860, 2356, 2945, 3534, 5890, 7068, 8835, 11780, 17670, 23227, 35340, 46454, 69681, 92908, 116135, 139362, 232270, 278724, 348405, 441313, 464540, 696810, 720037, 882626, 1323939, 1393620, 1440074, 1765252, 2160111, 2206565, 2647878, 2880148, 3600185, 4320222, 4413130, 5295756, 6619695, 7200370, 8640444, 8826260, 10800555, 13239390, 13680703, 14400740, 21601110, 26478780, 27361406, 41042109, 43202220, 54722812, 68403515, 82084218, 136807030, 164168436, 205210545, 273614060, 410421090, 820842180]

約数ペア:

[(1, 820842180), (2, 410421090), (3, 273614060), (4, 205210545), (5, 164168436), (6, 136807030), (10, 82084218), (12, 68403515), (15, 54722812), (19, 43202220), (20, 41042109), (30, 27361406), (31, 26478780), (38, 21601110), (57, 14400740), (60, 13680703), (62, 13239390), (76, 10800555), (93, 8826260), (95, 8640444), (114, 7200370), (124, 6619695), (155, 5295756), (186, 4413130), (190, 4320222), (228, 3600185), (285, 2880148), (310, 2647878), (372, 2206565), (380, 2160111), (465, 1765252), (570, 1440074), (589, 1393620), (620, 1323939), (930, 882626), (1140, 720037), (1178, 696810), (1767, 464540), (1860, 441313), (2356, 348405), (2945, 278724), (3534, 232270), (5890, 139362), (7068, 116135), (8835, 92908), (11780, 69681), (17670, 46454), (23227, 35340)]