128939780

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{967}}^1$

素因数の和:1148

約数の個数: 48

約数和(自身を含む): 278087040

約数和(自身を除く): 149147260

約数列:

[1, 2, 4, 5, 10, 20, 59, 113, 118, 226, 236, 295, 452, 565, 590, 967, 1130, 1180, 1934, 2260, 3868, 4835, 6667, 9670, 13334, 19340, 26668, 33335, 57053, 66670, 109271, 114106, 133340, 218542, 228212, 285265, 437084, 546355, 570530, 1092710, 1141060, 2185420, 6446989, 12893978, 25787956, 32234945, 64469890, 128939780]

約数ペア:

[(1, 128939780), (2, 64469890), (4, 32234945), (5, 25787956), (10, 12893978), (20, 6446989), (59, 2185420), (113, 1141060), (118, 1092710), (226, 570530), (236, 546355), (295, 437084), (452, 285265), (565, 228212), (590, 218542), (967, 133340), (1130, 114106), (1180, 109271), (1934, 66670), (2260, 57053), (3868, 33335), (4835, 26668), (6667, 19340), (9670, 13334)]