121425280

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:228

約数の個数: 128

約数和(自身を含む): 309769920

約数和(自身を除く): 188344640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 73, 80, 92, 113, 115, 128, 146, 160, 184, 226, 230, 292, 320, 365, 368, 452, 460, 565, 584, 640, 730, 736, 904, 920, 1130, 1168, 1460, 1472, 1679, 1808, 1840, 2260, 2336, 2599, 2920, 2944, 3358, 3616, 3680, 4520, 4672, 5198, 5840, 6716, 7232, 7360, 8249, 8395, 9040, 9344, 10396, 11680, 12995, 13432, 14464, 14720, 16498, 16790, 18080, 20792, 23360, 25990, 26864, 32996, 33580, 36160, 41245, 41584, 46720, 51980, 53728, 65992, 67160, 72320, 82490, 83168, 103960, 107456, 131984, 134320, 164980, 166336, 189727, 207920, 214912, 263968, 268640, 329960, 332672, 379454, 415840, 527936, 537280, 659920, 758908, 831680, 948635, 1055872, 1074560, 1319840, 1517816, 1663360, 1897270, 2639680, 3035632, 3794540, 5279360, 6071264, 7589080, 12142528, 15178160, 24285056, 30356320, 60712640, 121425280]

約数ペア:

[(1, 121425280), (2, 60712640), (4, 30356320), (5, 24285056), (8, 15178160), (10, 12142528), (16, 7589080), (20, 6071264), (23, 5279360), (32, 3794540), (40, 3035632), (46, 2639680), (64, 1897270), (73, 1663360), (80, 1517816), (92, 1319840), (113, 1074560), (115, 1055872), (128, 948635), (146, 831680), (160, 758908), (184, 659920), (226, 537280), (230, 527936), (292, 415840), (320, 379454), (365, 332672), (368, 329960), (452, 268640), (460, 263968), (565, 214912), (584, 207920), (640, 189727), (730, 166336), (736, 164980), (904, 134320), (920, 131984), (1130, 107456), (1168, 103960), (1460, 83168), (1472, 82490), (1679, 72320), (1808, 67160), (1840, 65992), (2260, 53728), (2336, 51980), (2599, 46720), (2920, 41584), (2944, 41245), (3358, 36160), (3616, 33580), (3680, 32996), (4520, 26864), (4672, 25990), (5198, 23360), (5840, 20792), (6716, 18080), (7232, 16790), (7360, 16498), (8249, 14720), (8395, 14464), (9040, 13432), (9344, 12995), (10396, 11680)]