80804760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4289}}^1$

素因数の和:4460

約数の個数: 64

約数和(自身を含む): 244015200

約数和(自身を除く): 163210440

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, 4289, 4710, 6280, 8578, 9420, 12867, 17156, 18840, 21445, 25734, 34312, 42890, 51468, 64335, 85780, 102936, 128670, 171560, 257340, 514680, 673373, 1346746, 2020119, 2693492, 3366865, 4040238, 5386984, 6733730, 8080476, 10100595, 13467460, 16160952, 20201190, 26934920, 40402380, 80804760]

約数ペア:

[(1, 80804760), (2, 40402380), (3, 26934920), (4, 20201190), (5, 16160952), (6, 13467460), (8, 10100595), (10, 8080476), (12, 6733730), (15, 5386984), (20, 4040238), (24, 3366865), (30, 2693492), (40, 2020119), (60, 1346746), (120, 673373), (157, 514680), (314, 257340), (471, 171560), (628, 128670), (785, 102936), (942, 85780), (1256, 64335), (1570, 51468), (1884, 42890), (2355, 34312), (3140, 25734), (3768, 21445), (4289, 18840), (4710, 17156), (6280, 12867), (8578, 9420)]