78351312

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{409}}^1$

素因数の和:740

約数の個数: 80

約数和(自身を含む): 219222080

約数和(自身を除く): 140870768

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 307, 312, 409, 614, 624, 818, 921, 1227, 1228, 1636, 1842, 2454, 2456, 3272, 3684, 3991, 4908, 4912, 5317, 6544, 7368, 7982, 9816, 10634, 11973, 14736, 15951, 15964, 19632, 21268, 23946, 31902, 31928, 42536, 47892, 63804, 63856, 85072, 95784, 125563, 127608, 191568, 251126, 255216, 376689, 502252, 753378, 1004504, 1506756, 1632319, 2009008, 3013512, 3264638, 4896957, 6027024, 6529276, 9793914, 13058552, 19587828, 26117104, 39175656, 78351312]

約数ペア:

[(1, 78351312), (2, 39175656), (3, 26117104), (4, 19587828), (6, 13058552), (8, 9793914), (12, 6529276), (13, 6027024), (16, 4896957), (24, 3264638), (26, 3013512), (39, 2009008), (48, 1632319), (52, 1506756), (78, 1004504), (104, 753378), (156, 502252), (208, 376689), (307, 255216), (312, 251126), (409, 191568), (614, 127608), (624, 125563), (818, 95784), (921, 85072), (1227, 63856), (1228, 63804), (1636, 47892), (1842, 42536), (2454, 31928), (2456, 31902), (3272, 23946), (3684, 21268), (3991, 19632), (4908, 15964), (4912, 15951), (5317, 14736), (6544, 11973), (7368, 10634), (7982, 9816)]