148516840

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{1093}}^1$

素因数の和:1226

約数の個数: 64

約数和(自身を含む): 346579200

約数和(自身を除く): 198062360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 79, 86, 158, 172, 215, 316, 344, 395, 430, 632, 790, 860, 1093, 1580, 1720, 2186, 3160, 3397, 4372, 5465, 6794, 8744, 10930, 13588, 16985, 21860, 27176, 33970, 43720, 46999, 67940, 86347, 93998, 135880, 172694, 187996, 234995, 345388, 375992, 431735, 469990, 690776, 863470, 939980, 1726940, 1879960, 3453880, 3712921, 7425842, 14851684, 18564605, 29703368, 37129210, 74258420, 148516840]

約数ペア:

[(1, 148516840), (2, 74258420), (4, 37129210), (5, 29703368), (8, 18564605), (10, 14851684), (20, 7425842), (40, 3712921), (43, 3453880), (79, 1879960), (86, 1726940), (158, 939980), (172, 863470), (215, 690776), (316, 469990), (344, 431735), (395, 375992), (430, 345388), (632, 234995), (790, 187996), (860, 172694), (1093, 135880), (1580, 93998), (1720, 86347), (2186, 67940), (3160, 46999), (3397, 43720), (4372, 33970), (5465, 27176), (6794, 21860), (8744, 16985), (10930, 13588)]