247614440

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{617}}^1$

素因数の和:834

約数の個数: 64

約数和(自身を含む): 569548800

約数和(自身を除く): 321934360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 127, 158, 254, 316, 395, 508, 617, 632, 635, 790, 1016, 1234, 1270, 1580, 2468, 2540, 3085, 3160, 4936, 5080, 6170, 10033, 12340, 20066, 24680, 40132, 48743, 50165, 78359, 80264, 97486, 100330, 156718, 194972, 200660, 243715, 313436, 389944, 391795, 401320, 487430, 626872, 783590, 974860, 1567180, 1949720, 3134360, 6190361, 12380722, 24761444, 30951805, 49522888, 61903610, 123807220, 247614440]

約数ペア:

[(1, 247614440), (2, 123807220), (4, 61903610), (5, 49522888), (8, 30951805), (10, 24761444), (20, 12380722), (40, 6190361), (79, 3134360), (127, 1949720), (158, 1567180), (254, 974860), (316, 783590), (395, 626872), (508, 487430), (617, 401320), (632, 391795), (635, 389944), (790, 313436), (1016, 243715), (1234, 200660), (1270, 194972), (1580, 156718), (2468, 100330), (2540, 97486), (3085, 80264), (3160, 78359), (4936, 50165), (5080, 48743), (6170, 40132), (10033, 24680), (12340, 20066)]