2015678640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{4079}}^1$

素因数の和:4195

約数の個数: 160

約数和(自身を含む): 6556723200

約数和(自身を除く): 4541044560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 71, 80, 87, 116, 120, 142, 145, 174, 213, 232, 240, 284, 290, 348, 355, 426, 435, 464, 568, 580, 696, 710, 852, 870, 1065, 1136, 1160, 1392, 1420, 1704, 1740, 2059, 2130, 2320, 2840, 3408, 3480, 4079, 4118, 4260, 5680, 6177, 6960, 8158, 8236, 8520, 10295, 12237, 12354, 16316, 16472, 17040, 20395, 20590, 24474, 24708, 30885, 32632, 32944, 40790, 41180, 48948, 49416, 61185, 61770, 65264, 81580, 82360, 97896, 98832, 118291, 122370, 123540, 163160, 164720, 195792, 236582, 244740, 247080, 289609, 326320, 354873, 473164, 489480, 494160, 579218, 591455, 709746, 868827, 946328, 978960, 1158436, 1182910, 1419492, 1448045, 1737654, 1774365, 1892656, 2316872, 2365820, 2838984, 2896090, 3475308, 3548730, 4344135, 4633744, 4731640, 5677968, 5792180, 6950616, 7097460, 8398661, 8688270, 9463280, 11584360, 13901232, 14194920, 16797322, 17376540, 23168720, 25195983, 28389840, 33594644, 34753080, 41993305, 50391966, 67189288, 69506160, 83986610, 100783932, 125979915, 134378576, 167973220, 201567864, 251959830, 335946440, 403135728, 503919660, 671892880, 1007839320, 2015678640]

約数ペア:

[(1, 2015678640), (2, 1007839320), (3, 671892880), (4, 503919660), (5, 403135728), (6, 335946440), (8, 251959830), (10, 201567864), (12, 167973220), (15, 134378576), (16, 125979915), (20, 100783932), (24, 83986610), (29, 69506160), (30, 67189288), (40, 50391966), (48, 41993305), (58, 34753080), (60, 33594644), (71, 28389840), (80, 25195983), (87, 23168720), (116, 17376540), (120, 16797322), (142, 14194920), (145, 13901232), (174, 11584360), (213, 9463280), (232, 8688270), (240, 8398661), (284, 7097460), (290, 6950616), (348, 5792180), (355, 5677968), (426, 4731640), (435, 4633744), (464, 4344135), (568, 3548730), (580, 3475308), (696, 2896090), (710, 2838984), (852, 2365820), (870, 2316872), (1065, 1892656), (1136, 1774365), (1160, 1737654), (1392, 1448045), (1420, 1419492), (1704, 1182910), (1740, 1158436), (2059, 978960), (2130, 946328), (2320, 868827), (2840, 709746), (3408, 591455), (3480, 579218), (4079, 494160), (4118, 489480), (4260, 473164), (5680, 354873), (6177, 326320), (6960, 289609), (8158, 247080), (8236, 244740), (8520, 236582), (10295, 195792), (12237, 164720), (12354, 163160), (16316, 123540), (16472, 122370), (17040, 118291), (20395, 98832), (20590, 97896), (24474, 82360), (24708, 81580), (30885, 65264), (32632, 61770), (32944, 61185), (40790, 49416), (41180, 48948)]