79938120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4243}}^1$

素因数の和:4414

約数の個数: 64

約数和(自身を含む): 241398720

約数和(自身を除く): 161460600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157, 314, 471, 628, 785, 942, 1256, 1570, 1884, 2355, 3140, 3768, 4243, 4710, 6280, 8486, 9420, 12729, 16972, 18840, 21215, 25458, 33944, 42430, 50916, 63645, 84860, 101832, 127290, 169720, 254580, 509160, 666151, 1332302, 1998453, 2664604, 3330755, 3996906, 5329208, 6661510, 7993812, 9992265, 13323020, 15987624, 19984530, 26646040, 39969060, 79938120]

約数ペア:

[(1, 79938120), (2, 39969060), (3, 26646040), (4, 19984530), (5, 15987624), (6, 13323020), (8, 9992265), (10, 7993812), (12, 6661510), (15, 5329208), (20, 3996906), (24, 3330755), (30, 2664604), (40, 1998453), (60, 1332302), (120, 666151), (157, 509160), (314, 254580), (471, 169720), (628, 127290), (785, 101832), (942, 84860), (1256, 63645), (1570, 50916), (1884, 42430), (2355, 33944), (3140, 25458), (3768, 21215), (4243, 18840), (4710, 16972), (6280, 12729), (8486, 9420)]