15817360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1$

素因数の和:320

約数の個数: 80

約数和(自身を含む): 40372416

約数和(自身を除く): 24555056

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 67, 80, 104, 130, 134, 208, 227, 260, 268, 335, 454, 520, 536, 670, 871, 908, 1040, 1072, 1135, 1340, 1742, 1816, 2270, 2680, 2951, 3484, 3632, 4355, 4540, 5360, 5902, 6968, 8710, 9080, 11804, 13936, 14755, 15209, 17420, 18160, 23608, 29510, 30418, 34840, 47216, 59020, 60836, 69680, 76045, 118040, 121672, 152090, 197717, 236080, 243344, 304180, 395434, 608360, 790868, 988585, 1216720, 1581736, 1977170, 3163472, 3954340, 7908680, 15817360]

約数ペア:

[(1, 15817360), (2, 7908680), (4, 3954340), (5, 3163472), (8, 1977170), (10, 1581736), (13, 1216720), (16, 988585), (20, 790868), (26, 608360), (40, 395434), (52, 304180), (65, 243344), (67, 236080), (80, 197717), (104, 152090), (130, 121672), (134, 118040), (208, 76045), (227, 69680), (260, 60836), (268, 59020), (335, 47216), (454, 34840), (520, 30418), (536, 29510), (670, 23608), (871, 18160), (908, 17420), (1040, 15209), (1072, 14755), (1135, 13936), (1340, 11804), (1742, 9080), (1816, 8710), (2270, 6968), (2680, 5902), (2951, 5360), (3484, 4540), (3632, 4355)]