351515440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{2617}}^1$

素因数の和:2726

約数の個数: 80

約数和(自身を含む): 864819648

約数和(自身を除く): 513304208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 73, 80, 92, 115, 146, 184, 230, 292, 365, 368, 460, 584, 730, 920, 1168, 1460, 1679, 1840, 2617, 2920, 3358, 5234, 5840, 6716, 8395, 10468, 13085, 13432, 16790, 20936, 26170, 26864, 33580, 41872, 52340, 60191, 67160, 104680, 120382, 134320, 191041, 209360, 240764, 300955, 382082, 481528, 601910, 764164, 955205, 963056, 1203820, 1528328, 1910410, 2407640, 3056656, 3820820, 4393943, 4815280, 7641640, 8787886, 15283280, 17575772, 21969715, 35151544, 43939430, 70303088, 87878860, 175757720, 351515440]

約数ペア:

[(1, 351515440), (2, 175757720), (4, 87878860), (5, 70303088), (8, 43939430), (10, 35151544), (16, 21969715), (20, 17575772), (23, 15283280), (40, 8787886), (46, 7641640), (73, 4815280), (80, 4393943), (92, 3820820), (115, 3056656), (146, 2407640), (184, 1910410), (230, 1528328), (292, 1203820), (365, 963056), (368, 955205), (460, 764164), (584, 601910), (730, 481528), (920, 382082), (1168, 300955), (1460, 240764), (1679, 209360), (1840, 191041), (2617, 134320), (2920, 120382), (3358, 104680), (5234, 67160), (5840, 60191), (6716, 52340), (8395, 41872), (10468, 33580), (13085, 26864), (13432, 26170), (16790, 20936)]