73751920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:455

約数の個数: 120

約数和(自身を含む): 198893520

約数和(自身を除く): 125141600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 121, 152, 176, 190, 209, 220, 242, 304, 380, 401, 418, 440, 484, 605, 760, 802, 836, 880, 968, 1045, 1210, 1520, 1604, 1672, 1936, 2005, 2090, 2299, 2420, 3208, 3344, 4010, 4180, 4411, 4598, 4840, 6416, 7619, 8020, 8360, 8822, 9196, 9680, 11495, 15238, 16040, 16720, 17644, 18392, 22055, 22990, 30476, 32080, 35288, 36784, 38095, 44110, 45980, 48521, 60952, 70576, 76190, 83809, 88220, 91960, 97042, 121904, 152380, 167618, 176440, 183920, 194084, 242605, 304760, 335236, 352880, 388168, 419045, 485210, 609520, 670472, 776336, 838090, 921899, 970420, 1340944, 1676180, 1843798, 1940840, 3352360, 3687596, 3881680, 4609495, 6704720, 7375192, 9218990, 14750384, 18437980, 36875960, 73751920]

約数ペア:

[(1, 73751920), (2, 36875960), (4, 18437980), (5, 14750384), (8, 9218990), (10, 7375192), (11, 6704720), (16, 4609495), (19, 3881680), (20, 3687596), (22, 3352360), (38, 1940840), (40, 1843798), (44, 1676180), (55, 1340944), (76, 970420), (80, 921899), (88, 838090), (95, 776336), (110, 670472), (121, 609520), (152, 485210), (176, 419045), (190, 388168), (209, 352880), (220, 335236), (242, 304760), (304, 242605), (380, 194084), (401, 183920), (418, 176440), (440, 167618), (484, 152380), (605, 121904), (760, 97042), (802, 91960), (836, 88220), (880, 83809), (968, 76190), (1045, 70576), (1210, 60952), (1520, 48521), (1604, 45980), (1672, 44110), (1936, 38095), (2005, 36784), (2090, 35288), (2299, 32080), (2420, 30476), (3208, 22990), (3344, 22055), (4010, 18392), (4180, 17644), (4411, 16720), (4598, 16040), (4840, 15238), (6416, 11495), (7619, 9680), (8020, 9196), (8360, 8822)]