261679392

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1889}}^1$

素因数の和:1955

約数の個数: 144

約数和(自身を含む): 823488120

約数和(自身を除く): 561808728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 37, 39, 48, 52, 72, 74, 78, 96, 104, 111, 117, 144, 148, 156, 208, 222, 234, 288, 296, 312, 333, 416, 444, 468, 481, 592, 624, 666, 888, 936, 962, 1184, 1248, 1332, 1443, 1776, 1872, 1889, 1924, 2664, 2886, 3552, 3744, 3778, 3848, 4329, 5328, 5667, 5772, 7556, 7696, 8658, 10656, 11334, 11544, 15112, 15392, 17001, 17316, 22668, 23088, 24557, 30224, 34002, 34632, 45336, 46176, 49114, 60448, 68004, 69264, 69893, 73671, 90672, 98228, 136008, 138528, 139786, 147342, 181344, 196456, 209679, 221013, 272016, 279572, 294684, 392912, 419358, 442026, 544032, 559144, 589368, 629037, 785824, 838716, 884052, 908609, 1118288, 1178736, 1258074, 1677432, 1768104, 1817218, 2236576, 2357472, 2516148, 2725827, 3354864, 3536208, 3634436, 5032296, 5451654, 6709728, 7072416, 7268872, 8177481, 10064592, 10903308, 14537744, 16354962, 20129184, 21806616, 29075488, 32709924, 43613232, 65419848, 87226464, 130839696, 261679392]

約数ペア:

[(1, 261679392), (2, 130839696), (3, 87226464), (4, 65419848), (6, 43613232), (8, 32709924), (9, 29075488), (12, 21806616), (13, 20129184), (16, 16354962), (18, 14537744), (24, 10903308), (26, 10064592), (32, 8177481), (36, 7268872), (37, 7072416), (39, 6709728), (48, 5451654), (52, 5032296), (72, 3634436), (74, 3536208), (78, 3354864), (96, 2725827), (104, 2516148), (111, 2357472), (117, 2236576), (144, 1817218), (148, 1768104), (156, 1677432), (208, 1258074), (222, 1178736), (234, 1118288), (288, 908609), (296, 884052), (312, 838716), (333, 785824), (416, 629037), (444, 589368), (468, 559144), (481, 544032), (592, 442026), (624, 419358), (666, 392912), (888, 294684), (936, 279572), (962, 272016), (1184, 221013), (1248, 209679), (1332, 196456), (1443, 181344), (1776, 147342), (1872, 139786), (1889, 138528), (1924, 136008), (2664, 98228), (2886, 90672), (3552, 73671), (3744, 69893), (3778, 69264), (3848, 68004), (4329, 60448), (5328, 49114), (5667, 46176), (5772, 45336), (7556, 34632), (7696, 34002), (8658, 30224), (10656, 24557), (11334, 23088), (11544, 22668), (15112, 17316), (15392, 17001)]