273780040

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{523}}^1\times {\mathrm{569}}^1$

素因数の和:1126

約数の個数: 64

約数和(自身を含む): 645148800

約数和(自身を除く): 371368760

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 523, 569, 920, 1046, 1138, 2092, 2276, 2615, 2845, 4184, 4552, 5230, 5690, 10460, 11380, 12029, 13087, 20920, 22760, 24058, 26174, 48116, 52348, 60145, 65435, 96232, 104696, 120290, 130870, 240580, 261740, 297587, 481160, 523480, 595174, 1190348, 1487935, 2380696, 2975870, 5951740, 6844501, 11903480, 13689002, 27378004, 34222505, 54756008, 68445010, 136890020, 273780040]

約数ペア:

[(1, 273780040), (2, 136890020), (4, 68445010), (5, 54756008), (8, 34222505), (10, 27378004), (20, 13689002), (23, 11903480), (40, 6844501), (46, 5951740), (92, 2975870), (115, 2380696), (184, 1487935), (230, 1190348), (460, 595174), (523, 523480), (569, 481160), (920, 297587), (1046, 261740), (1138, 240580), (2092, 130870), (2276, 120290), (2615, 104696), (2845, 96232), (4184, 65435), (4552, 60145), (5230, 52348), (5690, 48116), (10460, 26174), (11380, 24058), (12029, 22760), (13087, 20920)]