66996480

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:336

約数の個数: 144

約数和(自身を含む): 217808640

約数和(自身を除く): 150812160

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, 239, 240, 256, 292, 320, 365, 384, 438, 478, 480, 584, 640, 717, 730, 768, 876, 956, 960, 1095, 1168, 1195, 1280, 1434, 1460, 1752, 1912, 1920, 2190, 2336, 2390, 2868, 2920, 3504, 3585, 3824, 3840, 4380, 4672, 4780, 5736, 5840, 7008, 7170, 7648, 8760, 9344, 9560, 11472, 11680, 14016, 14340, 15296, 17447, 17520, 18688, 19120, 22944, 23360, 28032, 28680, 30592, 34894, 35040, 38240, 45888, 46720, 52341, 56064, 57360, 61184, 69788, 70080, 76480, 87235, 91776, 93440, 104682, 114720, 139576, 140160, 152960, 174470, 183552, 209364, 229440, 261705, 279152, 280320, 305920, 348940, 418728, 458880, 523410, 558304, 697880, 837456, 917760, 1046820, 1116608, 1395760, 1674912, 2093640, 2233216, 2791520, 3349824, 4187280, 4466432, 5583040, 6699648, 8374560, 11166080, 13399296, 16749120, 22332160, 33498240, 66996480]

約数ペア:

[(1, 66996480), (2, 33498240), (3, 22332160), (4, 16749120), (5, 13399296), (6, 11166080), (8, 8374560), (10, 6699648), (12, 5583040), (15, 4466432), (16, 4187280), (20, 3349824), (24, 2791520), (30, 2233216), (32, 2093640), (40, 1674912), (48, 1395760), (60, 1116608), (64, 1046820), (73, 917760), (80, 837456), (96, 697880), (120, 558304), (128, 523410), (146, 458880), (160, 418728), (192, 348940), (219, 305920), (239, 280320), (240, 279152), (256, 261705), (292, 229440), (320, 209364), (365, 183552), (384, 174470), (438, 152960), (478, 140160), (480, 139576), (584, 114720), (640, 104682), (717, 93440), (730, 91776), (768, 87235), (876, 76480), (956, 70080), (960, 69788), (1095, 61184), (1168, 57360), (1195, 56064), (1280, 52341), (1434, 46720), (1460, 45888), (1752, 38240), (1912, 35040), (1920, 34894), (2190, 30592), (2336, 28680), (2390, 28032), (2868, 23360), (2920, 22944), (3504, 19120), (3585, 18688), (3824, 17520), (3840, 17447), (4380, 15296), (4672, 14340), (4780, 14016), (5736, 11680), (5840, 11472), (7008, 9560), (7170, 9344), (7648, 8760)]