260947320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{20323}}^1$

素因数の和:20444

約数の個数: 64

約数和(自身を含む): 790197120

約数和(自身を除く): 529249800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 214, 321, 428, 535, 642, 856, 1070, 1284, 1605, 2140, 2568, 3210, 4280, 6420, 12840, 20323, 40646, 60969, 81292, 101615, 121938, 162584, 203230, 243876, 304845, 406460, 487752, 609690, 812920, 1219380, 2174561, 2438760, 4349122, 6523683, 8698244, 10872805, 13047366, 17396488, 21745610, 26094732, 32618415, 43491220, 52189464, 65236830, 86982440, 130473660, 260947320]

約数ペア:

[(1, 260947320), (2, 130473660), (3, 86982440), (4, 65236830), (5, 52189464), (6, 43491220), (8, 32618415), (10, 26094732), (12, 21745610), (15, 17396488), (20, 13047366), (24, 10872805), (30, 8698244), (40, 6523683), (60, 4349122), (107, 2438760), (120, 2174561), (214, 1219380), (321, 812920), (428, 609690), (535, 487752), (642, 406460), (856, 304845), (1070, 243876), (1284, 203230), (1605, 162584), (2140, 121938), (2568, 101615), (3210, 81292), (4280, 60969), (6420, 40646), (12840, 20323)]