149067920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{971}}^1$

素因数の和:1104

約数の個数: 80

約数和(自身を含む): 368815680

約数和(自身を除く): 219747760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 101, 152, 190, 202, 304, 380, 404, 505, 760, 808, 971, 1010, 1520, 1616, 1919, 1942, 2020, 3838, 3884, 4040, 4855, 7676, 7768, 8080, 9595, 9710, 15352, 15536, 18449, 19190, 19420, 30704, 36898, 38380, 38840, 73796, 76760, 77680, 92245, 98071, 147592, 153520, 184490, 196142, 295184, 368980, 392284, 490355, 737960, 784568, 980710, 1475920, 1569136, 1863349, 1961420, 3726698, 3922840, 7453396, 7845680, 9316745, 14906792, 18633490, 29813584, 37266980, 74533960, 149067920]

約数ペア:

[(1, 149067920), (2, 74533960), (4, 37266980), (5, 29813584), (8, 18633490), (10, 14906792), (16, 9316745), (19, 7845680), (20, 7453396), (38, 3922840), (40, 3726698), (76, 1961420), (80, 1863349), (95, 1569136), (101, 1475920), (152, 980710), (190, 784568), (202, 737960), (304, 490355), (380, 392284), (404, 368980), (505, 295184), (760, 196142), (808, 184490), (971, 153520), (1010, 147592), (1520, 98071), (1616, 92245), (1919, 77680), (1942, 76760), (2020, 73796), (3838, 38840), (3884, 38380), (4040, 36898), (4855, 30704), (7676, 19420), (7768, 19190), (8080, 18449), (9595, 15536), (9710, 15352)]