81573240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{13873}}^1$

素因数の和:13901

約数の個数: 96

約数和(自身を含む): 284694480

約数和(自身を除く): 203121240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 13873, 27746, 41619, 55492, 69365, 83238, 97111, 110984, 138730, 166476, 194222, 208095, 277460, 291333, 332952, 388444, 416190, 485555, 554920, 582666, 679777, 776888, 832380, 971110, 1165332, 1359554, 1456665, 1664760, 1942220, 2039331, 2330664, 2719108, 2913330, 3398885, 3884440, 4078662, 5438216, 5826660, 6797770, 8157324, 10196655, 11653320, 13595540, 16314648, 20393310, 27191080, 40786620, 81573240]

約数ペア:

[(1, 81573240), (2, 40786620), (3, 27191080), (4, 20393310), (5, 16314648), (6, 13595540), (7, 11653320), (8, 10196655), (10, 8157324), (12, 6797770), (14, 5826660), (15, 5438216), (20, 4078662), (21, 3884440), (24, 3398885), (28, 2913330), (30, 2719108), (35, 2330664), (40, 2039331), (42, 1942220), (49, 1664760), (56, 1456665), (60, 1359554), (70, 1165332), (84, 971110), (98, 832380), (105, 776888), (120, 679777), (140, 582666), (147, 554920), (168, 485555), (196, 416190), (210, 388444), (245, 332952), (280, 291333), (294, 277460), (392, 208095), (420, 194222), (490, 166476), (588, 138730), (735, 110984), (840, 97111), (980, 83238), (1176, 69365), (1470, 55492), (1960, 41619), (2940, 27746), (5880, 13873)]