831266440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:359

約数の個数: 128

約数和(自身を含む): 2011392000

約数和(自身を除く): 1180125560

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 47, 58, 79, 94, 116, 145, 158, 188, 193, 232, 235, 290, 316, 376, 386, 395, 470, 580, 632, 772, 790, 940, 965, 1160, 1363, 1544, 1580, 1880, 1930, 2291, 2726, 3160, 3713, 3860, 4582, 5452, 5597, 6815, 7426, 7720, 9071, 9164, 10904, 11194, 11455, 13630, 14852, 15247, 18142, 18328, 18565, 22388, 22910, 27260, 27985, 29704, 30494, 36284, 37130, 44776, 45355, 45820, 54520, 55970, 60988, 72568, 74260, 76235, 90710, 91640, 107677, 111940, 121976, 148520, 152470, 181420, 215354, 223880, 263059, 304940, 362840, 430708, 442163, 526118, 538385, 609880, 716609, 861416, 884326, 1052236, 1076770, 1315295, 1433218, 1768652, 2104472, 2153540, 2210815, 2630590, 2866436, 3537304, 3583045, 4307080, 4421630, 5261180, 5732872, 7166090, 8843260, 10522360, 14332180, 17686520, 20781661, 28664360, 41563322, 83126644, 103908305, 166253288, 207816610, 415633220, 831266440]

約数ペア:

[(1, 831266440), (2, 415633220), (4, 207816610), (5, 166253288), (8, 103908305), (10, 83126644), (20, 41563322), (29, 28664360), (40, 20781661), (47, 17686520), (58, 14332180), (79, 10522360), (94, 8843260), (116, 7166090), (145, 5732872), (158, 5261180), (188, 4421630), (193, 4307080), (232, 3583045), (235, 3537304), (290, 2866436), (316, 2630590), (376, 2210815), (386, 2153540), (395, 2104472), (470, 1768652), (580, 1433218), (632, 1315295), (772, 1076770), (790, 1052236), (940, 884326), (965, 861416), (1160, 716609), (1363, 609880), (1544, 538385), (1580, 526118), (1880, 442163), (1930, 430708), (2291, 362840), (2726, 304940), (3160, 263059), (3713, 223880), (3860, 215354), (4582, 181420), (5452, 152470), (5597, 148520), (6815, 121976), (7426, 111940), (7720, 107677), (9071, 91640), (9164, 90710), (10904, 76235), (11194, 74260), (11455, 72568), (13630, 60988), (14852, 55970), (15247, 54520), (18142, 45820), (18328, 45355), (18565, 44776), (22388, 37130), (22910, 36284), (27260, 30494), (27985, 29704)]