321874240

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1$

素因数の和:576

約数の個数: 112

約数和(自身を含む): 804086784

約数和(自身を除く): 482212544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 71, 80, 124, 142, 155, 160, 248, 284, 310, 320, 355, 457, 496, 568, 620, 710, 914, 992, 1136, 1240, 1420, 1828, 1984, 2201, 2272, 2285, 2480, 2840, 3656, 4402, 4544, 4570, 4960, 5680, 7312, 8804, 9140, 9920, 11005, 11360, 14167, 14624, 17608, 18280, 22010, 22720, 28334, 29248, 32447, 35216, 36560, 44020, 56668, 64894, 70432, 70835, 73120, 88040, 113336, 129788, 140864, 141670, 146240, 162235, 176080, 226672, 259576, 283340, 324470, 352160, 453344, 519152, 566680, 648940, 704320, 906688, 1005857, 1038304, 1133360, 1297880, 2011714, 2076608, 2266720, 2595760, 4023428, 4533440, 5029285, 5191520, 8046856, 10058570, 10383040, 16093712, 20117140, 32187424, 40234280, 64374848, 80468560, 160937120, 321874240]

約数ペア:

[(1, 321874240), (2, 160937120), (4, 80468560), (5, 64374848), (8, 40234280), (10, 32187424), (16, 20117140), (20, 16093712), (31, 10383040), (32, 10058570), (40, 8046856), (62, 5191520), (64, 5029285), (71, 4533440), (80, 4023428), (124, 2595760), (142, 2266720), (155, 2076608), (160, 2011714), (248, 1297880), (284, 1133360), (310, 1038304), (320, 1005857), (355, 906688), (457, 704320), (496, 648940), (568, 566680), (620, 519152), (710, 453344), (914, 352160), (992, 324470), (1136, 283340), (1240, 259576), (1420, 226672), (1828, 176080), (1984, 162235), (2201, 146240), (2272, 141670), (2285, 140864), (2480, 129788), (2840, 113336), (3656, 88040), (4402, 73120), (4544, 70835), (4570, 70432), (4960, 64894), (5680, 56668), (7312, 44020), (8804, 36560), (9140, 35216), (9920, 32447), (11005, 29248), (11360, 28334), (14167, 22720), (14624, 22010), (17608, 18280)]