74493440

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{4157}}^1$

素因数の和:4187

約数の個数: 80

約数和(自身を含む): 204174432

約数和(自身を除く): 129680992

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 4157, 4480, 8314, 8960, 16628, 17920, 20785, 29099, 33256, 41570, 58198, 66512, 83140, 116396, 133024, 145495, 166280, 232792, 266048, 290990, 332560, 465584, 532096, 581980, 665120, 931168, 1064192, 1163960, 1330240, 1862336, 2128384, 2327920, 2660480, 3724672, 4655840, 5320960, 7449344, 9311680, 10641920, 14898688, 18623360, 37246720, 74493440]

約数ペア:

[(1, 74493440), (2, 37246720), (4, 18623360), (5, 14898688), (7, 10641920), (8, 9311680), (10, 7449344), (14, 5320960), (16, 4655840), (20, 3724672), (28, 2660480), (32, 2327920), (35, 2128384), (40, 1862336), (56, 1330240), (64, 1163960), (70, 1064192), (80, 931168), (112, 665120), (128, 581980), (140, 532096), (160, 465584), (224, 332560), (256, 290990), (280, 266048), (320, 232792), (448, 166280), (512, 145495), (560, 133024), (640, 116396), (896, 83140), (1120, 66512), (1280, 58198), (1792, 41570), (2240, 33256), (2560, 29099), (3584, 20785), (4157, 17920), (4480, 16628), (8314, 8960)]