135987920

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{613}}^1$

素因数の和:732

約数の個数: 80

約数和(自身を含む): 328907520

約数和(自身を除く): 192919600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 59, 80, 94, 118, 188, 235, 236, 295, 376, 470, 472, 590, 613, 752, 940, 944, 1180, 1226, 1880, 2360, 2452, 2773, 3065, 3760, 4720, 4904, 5546, 6130, 9808, 11092, 12260, 13865, 22184, 24520, 27730, 28811, 36167, 44368, 49040, 55460, 57622, 72334, 110920, 115244, 144055, 144668, 180835, 221840, 230488, 288110, 289336, 361670, 460976, 576220, 578672, 723340, 1152440, 1446680, 1699849, 2304880, 2893360, 3399698, 6799396, 8499245, 13598792, 16998490, 27197584, 33996980, 67993960, 135987920]

約数ペア:

[(1, 135987920), (2, 67993960), (4, 33996980), (5, 27197584), (8, 16998490), (10, 13598792), (16, 8499245), (20, 6799396), (40, 3399698), (47, 2893360), (59, 2304880), (80, 1699849), (94, 1446680), (118, 1152440), (188, 723340), (235, 578672), (236, 576220), (295, 460976), (376, 361670), (470, 289336), (472, 288110), (590, 230488), (613, 221840), (752, 180835), (940, 144668), (944, 144055), (1180, 115244), (1226, 110920), (1880, 72334), (2360, 57622), (2452, 55460), (2773, 49040), (3065, 44368), (3760, 36167), (4720, 28811), (4904, 27730), (5546, 24520), (6130, 22184), (9808, 13865), (11092, 12260)]