78312060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{337}}^1\times {\mathrm{1291}}^1$

素因数の和:1643

約数の個数: 72

約数和(自身を含む): 238436016

約数和(自身を除く): 160123956

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 337, 674, 1011, 1291, 1348, 1685, 2022, 2582, 3033, 3370, 3873, 4044, 5055, 5164, 6066, 6455, 6740, 7746, 10110, 11619, 12132, 12910, 15165, 15492, 19365, 20220, 23238, 25820, 30330, 38730, 46476, 58095, 60660, 77460, 116190, 232380, 435067, 870134, 1305201, 1740268, 2175335, 2610402, 3915603, 4350670, 5220804, 6526005, 7831206, 8701340, 13052010, 15662412, 19578015, 26104020, 39156030, 78312060]

約数ペア:

[(1, 78312060), (2, 39156030), (3, 26104020), (4, 19578015), (5, 15662412), (6, 13052010), (9, 8701340), (10, 7831206), (12, 6526005), (15, 5220804), (18, 4350670), (20, 3915603), (30, 2610402), (36, 2175335), (45, 1740268), (60, 1305201), (90, 870134), (180, 435067), (337, 232380), (674, 116190), (1011, 77460), (1291, 60660), (1348, 58095), (1685, 46476), (2022, 38730), (2582, 30330), (3033, 25820), (3370, 23238), (3873, 20220), (4044, 19365), (5055, 15492), (5164, 15165), (6066, 12910), (6455, 12132), (6740, 11619), (7746, 10110)]