180245760

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{643}}^1$

素因数の和:740

約数の個数: 144

約数和(自身を含む): 584453184

約数和(自身を除く): 404207424

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 73, 80, 96, 120, 128, 146, 160, 192, 219, 240, 256, 292, 320, 365, 384, 438, 480, 584, 640, 643, 730, 768, 876, 960, 1095, 1168, 1280, 1286, 1460, 1752, 1920, 1929, 2190, 2336, 2572, 2920, 3215, 3504, 3840, 3858, 4380, 4672, 5144, 5840, 6430, 7008, 7716, 8760, 9344, 9645, 10288, 11680, 12860, 14016, 15432, 17520, 18688, 19290, 20576, 23360, 25720, 28032, 30864, 35040, 38580, 41152, 46720, 46939, 51440, 56064, 61728, 70080, 77160, 82304, 93440, 93878, 102880, 123456, 140160, 140817, 154320, 164608, 187756, 205760, 234695, 246912, 280320, 281634, 308640, 375512, 411520, 469390, 493824, 563268, 617280, 704085, 751024, 823040, 938780, 1126536, 1234560, 1408170, 1502048, 1877560, 2253072, 2469120, 2816340, 3004096, 3755120, 4506144, 5632680, 6008192, 7510240, 9012288, 11265360, 12016384, 15020480, 18024576, 22530720, 30040960, 36049152, 45061440, 60081920, 90122880, 180245760]

約数ペア:

[(1, 180245760), (2, 90122880), (3, 60081920), (4, 45061440), (5, 36049152), (6, 30040960), (8, 22530720), (10, 18024576), (12, 15020480), (15, 12016384), (16, 11265360), (20, 9012288), (24, 7510240), (30, 6008192), (32, 5632680), (40, 4506144), (48, 3755120), (60, 3004096), (64, 2816340), (73, 2469120), (80, 2253072), (96, 1877560), (120, 1502048), (128, 1408170), (146, 1234560), (160, 1126536), (192, 938780), (219, 823040), (240, 751024), (256, 704085), (292, 617280), (320, 563268), (365, 493824), (384, 469390), (438, 411520), (480, 375512), (584, 308640), (640, 281634), (643, 280320), (730, 246912), (768, 234695), (876, 205760), (960, 187756), (1095, 164608), (1168, 154320), (1280, 140817), (1286, 140160), (1460, 123456), (1752, 102880), (1920, 93878), (1929, 93440), (2190, 82304), (2336, 77160), (2572, 70080), (2920, 61728), (3215, 56064), (3504, 51440), (3840, 46939), (3858, 46720), (4380, 41152), (4672, 38580), (5144, 35040), (5840, 30864), (6430, 28032), (7008, 25720), (7716, 23360), (8760, 20576), (9344, 19290), (9645, 18688), (10288, 17520), (11680, 15432), (12860, 14016)]