79280820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{10243}}^1$

素因数の和:10301

約数の個数: 72

約数和(自身を含む): 246101856

約数和(自身を除く): 166821036

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 10243, 20486, 30729, 40972, 51215, 61458, 92187, 102430, 122916, 153645, 184374, 204860, 307290, 368748, 440449, 460935, 614580, 880898, 921870, 1321347, 1761796, 1843740, 2202245, 2642694, 3964041, 4404490, 5285388, 6606735, 7928082, 8808980, 13213470, 15856164, 19820205, 26426940, 39640410, 79280820]

約数ペア:

[(1, 79280820), (2, 39640410), (3, 26426940), (4, 19820205), (5, 15856164), (6, 13213470), (9, 8808980), (10, 7928082), (12, 6606735), (15, 5285388), (18, 4404490), (20, 3964041), (30, 2642694), (36, 2202245), (43, 1843740), (45, 1761796), (60, 1321347), (86, 921870), (90, 880898), (129, 614580), (172, 460935), (180, 440449), (215, 368748), (258, 307290), (387, 204860), (430, 184374), (516, 153645), (645, 122916), (774, 102430), (860, 92187), (1290, 61458), (1548, 51215), (1935, 40972), (2580, 30729), (3870, 20486), (7740, 10243)]