78911520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2081}}^1$

素因数の和:2178

約数の個数: 96

約数和(自身を含む): 251838720

約数和(自身を除く): 172927200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 79, 80, 96, 120, 158, 160, 237, 240, 316, 395, 474, 480, 632, 790, 948, 1185, 1264, 1580, 1896, 2081, 2370, 2528, 3160, 3792, 4162, 4740, 6243, 6320, 7584, 8324, 9480, 10405, 12486, 12640, 16648, 18960, 20810, 24972, 31215, 33296, 37920, 41620, 49944, 62430, 66592, 83240, 99888, 124860, 164399, 166480, 199776, 249720, 328798, 332960, 493197, 499440, 657596, 821995, 986394, 998880, 1315192, 1643990, 1972788, 2465985, 2630384, 3287980, 3945576, 4931970, 5260768, 6575960, 7891152, 9863940, 13151920, 15782304, 19727880, 26303840, 39455760, 78911520]

約数ペア:

[(1, 78911520), (2, 39455760), (3, 26303840), (4, 19727880), (5, 15782304), (6, 13151920), (8, 9863940), (10, 7891152), (12, 6575960), (15, 5260768), (16, 4931970), (20, 3945576), (24, 3287980), (30, 2630384), (32, 2465985), (40, 1972788), (48, 1643990), (60, 1315192), (79, 998880), (80, 986394), (96, 821995), (120, 657596), (158, 499440), (160, 493197), (237, 332960), (240, 328798), (316, 249720), (395, 199776), (474, 166480), (480, 164399), (632, 124860), (790, 99888), (948, 83240), (1185, 66592), (1264, 62430), (1580, 49944), (1896, 41620), (2081, 37920), (2370, 33296), (2528, 31215), (3160, 24972), (3792, 20810), (4162, 18960), (4740, 16648), (6243, 12640), (6320, 12486), (7584, 10405), (8324, 9480)]