199164080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{463}}^1$

素因数の和:778

約数の個数: 80

約数和(自身を含む): 490206720

約数和(自身を除く): 291042640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 283, 304, 380, 463, 566, 760, 926, 1132, 1415, 1520, 1852, 2264, 2315, 2830, 3704, 4528, 4630, 5377, 5660, 7408, 8797, 9260, 10754, 11320, 17594, 18520, 21508, 22640, 26885, 35188, 37040, 43016, 43985, 53770, 70376, 86032, 87970, 107540, 131029, 140752, 175940, 215080, 262058, 351880, 430160, 524116, 655145, 703760, 1048232, 1310290, 2096464, 2489551, 2620580, 4979102, 5241160, 9958204, 10482320, 12447755, 19916408, 24895510, 39832816, 49791020, 99582040, 199164080]

約数ペア:

[(1, 199164080), (2, 99582040), (4, 49791020), (5, 39832816), (8, 24895510), (10, 19916408), (16, 12447755), (19, 10482320), (20, 9958204), (38, 5241160), (40, 4979102), (76, 2620580), (80, 2489551), (95, 2096464), (152, 1310290), (190, 1048232), (283, 703760), (304, 655145), (380, 524116), (463, 430160), (566, 351880), (760, 262058), (926, 215080), (1132, 175940), (1415, 140752), (1520, 131029), (1852, 107540), (2264, 87970), (2315, 86032), (2830, 70376), (3704, 53770), (4528, 43985), (4630, 43016), (5377, 37040), (5660, 35188), (7408, 26885), (8797, 22640), (9260, 21508), (10754, 18520), (11320, 17594)]