31175160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1087}}^1$

素因数の和:1340

約数の個数: 64

約数和(自身を含む): 94003200

約数和(自身を除く): 62828040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 239, 478, 717, 956, 1087, 1195, 1434, 1912, 2174, 2390, 2868, 3261, 3585, 4348, 4780, 5435, 5736, 6522, 7170, 8696, 9560, 10870, 13044, 14340, 16305, 21740, 26088, 28680, 32610, 43480, 65220, 130440, 259793, 519586, 779379, 1039172, 1298965, 1558758, 2078344, 2597930, 3117516, 3896895, 5195860, 6235032, 7793790, 10391720, 15587580, 31175160]

約数ペア:

[(1, 31175160), (2, 15587580), (3, 10391720), (4, 7793790), (5, 6235032), (6, 5195860), (8, 3896895), (10, 3117516), (12, 2597930), (15, 2078344), (20, 1558758), (24, 1298965), (30, 1039172), (40, 779379), (60, 519586), (120, 259793), (239, 130440), (478, 65220), (717, 43480), (956, 32610), (1087, 28680), (1195, 26088), (1434, 21740), (1912, 16305), (2174, 14340), (2390, 13044), (2868, 10870), (3261, 9560), (3585, 8696), (4348, 7170), (4780, 6522), (5435, 5736)]