131497960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{269}}^1$

素因数の和:403

約数の個数: 96

約数和(自身を含む): 329653800

約数和(自身を除く): 198155840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 101, 110, 121, 202, 220, 242, 269, 404, 440, 484, 505, 538, 605, 808, 968, 1010, 1076, 1111, 1210, 1345, 2020, 2152, 2222, 2420, 2690, 2959, 4040, 4444, 4840, 5380, 5555, 5918, 8888, 10760, 11110, 11836, 12221, 14795, 22220, 23672, 24442, 27169, 29590, 32549, 44440, 48884, 54338, 59180, 61105, 65098, 97768, 108676, 118360, 122210, 130196, 135845, 162745, 217352, 244420, 260392, 271690, 298859, 325490, 488840, 543380, 597718, 650980, 1086760, 1195436, 1301960, 1494295, 2390872, 2988590, 3287449, 5977180, 6574898, 11954360, 13149796, 16437245, 26299592, 32874490, 65748980, 131497960]

約数ペア:

[(1, 131497960), (2, 65748980), (4, 32874490), (5, 26299592), (8, 16437245), (10, 13149796), (11, 11954360), (20, 6574898), (22, 5977180), (40, 3287449), (44, 2988590), (55, 2390872), (88, 1494295), (101, 1301960), (110, 1195436), (121, 1086760), (202, 650980), (220, 597718), (242, 543380), (269, 488840), (404, 325490), (440, 298859), (484, 271690), (505, 260392), (538, 244420), (605, 217352), (808, 162745), (968, 135845), (1010, 130196), (1076, 122210), (1111, 118360), (1210, 108676), (1345, 97768), (2020, 65098), (2152, 61105), (2222, 59180), (2420, 54338), (2690, 48884), (2959, 44440), (4040, 32549), (4444, 29590), (4840, 27169), (5380, 24442), (5555, 23672), (5918, 22220), (8888, 14795), (10760, 12221), (11110, 11836)]