155205840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{907}}^1$

素因数の和:977

約数の個数: 160

約数和(自身を含む): 518823936

約数和(自身を除く): 363618096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 31, 40, 46, 48, 60, 62, 69, 80, 92, 93, 115, 120, 124, 138, 155, 184, 186, 230, 240, 248, 276, 310, 345, 368, 372, 460, 465, 496, 552, 620, 690, 713, 744, 907, 920, 930, 1104, 1240, 1380, 1426, 1488, 1814, 1840, 1860, 2139, 2480, 2721, 2760, 2852, 3565, 3628, 3720, 4278, 4535, 5442, 5520, 5704, 7130, 7256, 7440, 8556, 9070, 10695, 10884, 11408, 13605, 14260, 14512, 17112, 18140, 20861, 21390, 21768, 27210, 28117, 28520, 34224, 36280, 41722, 42780, 43536, 54420, 56234, 57040, 62583, 72560, 83444, 84351, 85560, 104305, 108840, 112468, 125166, 140585, 166888, 168702, 171120, 208610, 217680, 224936, 250332, 281170, 312915, 333776, 337404, 417220, 421755, 449872, 500664, 562340, 625830, 646691, 674808, 834440, 843510, 1001328, 1124680, 1251660, 1293382, 1349616, 1668880, 1687020, 1940073, 2249360, 2503320, 2586764, 3233455, 3374040, 3880146, 5006640, 5173528, 6466910, 6748080, 7760292, 9700365, 10347056, 12933820, 15520584, 19400730, 25867640, 31041168, 38801460, 51735280, 77602920, 155205840]

約数ペア:

[(1, 155205840), (2, 77602920), (3, 51735280), (4, 38801460), (5, 31041168), (6, 25867640), (8, 19400730), (10, 15520584), (12, 12933820), (15, 10347056), (16, 9700365), (20, 7760292), (23, 6748080), (24, 6466910), (30, 5173528), (31, 5006640), (40, 3880146), (46, 3374040), (48, 3233455), (60, 2586764), (62, 2503320), (69, 2249360), (80, 1940073), (92, 1687020), (93, 1668880), (115, 1349616), (120, 1293382), (124, 1251660), (138, 1124680), (155, 1001328), (184, 843510), (186, 834440), (230, 674808), (240, 646691), (248, 625830), (276, 562340), (310, 500664), (345, 449872), (368, 421755), (372, 417220), (460, 337404), (465, 333776), (496, 312915), (552, 281170), (620, 250332), (690, 224936), (713, 217680), (744, 208610), (907, 171120), (920, 168702), (930, 166888), (1104, 140585), (1240, 125166), (1380, 112468), (1426, 108840), (1488, 104305), (1814, 85560), (1840, 84351), (1860, 83444), (2139, 72560), (2480, 62583), (2721, 57040), (2760, 56234), (2852, 54420), (3565, 43536), (3628, 42780), (3720, 41722), (4278, 36280), (4535, 34224), (5442, 28520), (5520, 28117), (5704, 27210), (7130, 21768), (7256, 21390), (7440, 20861), (8556, 18140), (9070, 17112), (10695, 14512), (10884, 14260), (11408, 13605)]