123028380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29717}}^1$

素因数の和:29755

約数の個数: 72

約数和(自身を含む): 389424672

約数和(自身を除く): 266396292

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 29717, 59434, 89151, 118868, 148585, 178302, 267453, 297170, 356604, 445755, 534906, 594340, 683491, 891510, 1069812, 1337265, 1366982, 1783020, 2050473, 2674530, 2733964, 3417455, 4100946, 5349060, 6151419, 6834910, 8201892, 10252365, 12302838, 13669820, 20504730, 24605676, 30757095, 41009460, 61514190, 123028380]

約数ペア:

[(1, 123028380), (2, 61514190), (3, 41009460), (4, 30757095), (5, 24605676), (6, 20504730), (9, 13669820), (10, 12302838), (12, 10252365), (15, 8201892), (18, 6834910), (20, 6151419), (23, 5349060), (30, 4100946), (36, 3417455), (45, 2733964), (46, 2674530), (60, 2050473), (69, 1783020), (90, 1366982), (92, 1337265), (115, 1069812), (138, 891510), (180, 683491), (207, 594340), (230, 534906), (276, 445755), (345, 356604), (414, 297170), (460, 267453), (690, 178302), (828, 148585), (1035, 118868), (1380, 89151), (2070, 59434), (4140, 29717)]