1371531440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{499}}^1$

素因数の和:619

約数の個数: 160

約数和(自身を含む): 3535488000

約数和(自身を除く): 2163956560

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 43, 47, 68, 80, 85, 86, 94, 136, 170, 172, 188, 215, 235, 272, 340, 344, 376, 430, 470, 499, 680, 688, 731, 752, 799, 860, 940, 998, 1360, 1462, 1598, 1720, 1880, 1996, 2021, 2495, 2924, 3196, 3440, 3655, 3760, 3992, 3995, 4042, 4990, 5848, 6392, 7310, 7984, 7990, 8084, 8483, 9980, 10105, 11696, 12784, 14620, 15980, 16168, 16966, 19960, 20210, 21457, 23453, 29240, 31960, 32336, 33932, 34357, 39920, 40420, 42415, 42914, 46906, 58480, 63920, 67864, 68714, 80840, 84830, 85828, 93812, 107285, 117265, 135728, 137428, 161680, 169660, 171656, 171785, 187624, 214570, 234530, 274856, 339320, 343312, 343570, 364769, 375248, 398701, 429140, 469060, 549712, 678640, 687140, 729538, 797402, 858280, 938120, 1008479, 1374280, 1459076, 1594804, 1716560, 1823845, 1876240, 1993505, 2016958, 2748560, 2918152, 3189608, 3647690, 3987010, 4033916, 5042395, 5836304, 6379216, 7295380, 7974020, 8067832, 10084790, 14590760, 15948040, 16135664, 17144143, 20169580, 29181520, 31896080, 34288286, 40339160, 68576572, 80678320, 85720715, 137153144, 171441430, 274306288, 342882860, 685765720, 1371531440]

約数ペア:

[(1, 1371531440), (2, 685765720), (4, 342882860), (5, 274306288), (8, 171441430), (10, 137153144), (16, 85720715), (17, 80678320), (20, 68576572), (34, 40339160), (40, 34288286), (43, 31896080), (47, 29181520), (68, 20169580), (80, 17144143), (85, 16135664), (86, 15948040), (94, 14590760), (136, 10084790), (170, 8067832), (172, 7974020), (188, 7295380), (215, 6379216), (235, 5836304), (272, 5042395), (340, 4033916), (344, 3987010), (376, 3647690), (430, 3189608), (470, 2918152), (499, 2748560), (680, 2016958), (688, 1993505), (731, 1876240), (752, 1823845), (799, 1716560), (860, 1594804), (940, 1459076), (998, 1374280), (1360, 1008479), (1462, 938120), (1598, 858280), (1720, 797402), (1880, 729538), (1996, 687140), (2021, 678640), (2495, 549712), (2924, 469060), (3196, 429140), (3440, 398701), (3655, 375248), (3760, 364769), (3992, 343570), (3995, 343312), (4042, 339320), (4990, 274856), (5848, 234530), (6392, 214570), (7310, 187624), (7984, 171785), (7990, 171656), (8084, 169660), (8483, 161680), (9980, 137428), (10105, 135728), (11696, 117265), (12784, 107285), (14620, 93812), (15980, 85828), (16168, 84830), (16966, 80840), (19960, 68714), (20210, 67864), (21457, 63920), (23453, 58480), (29240, 46906), (31960, 42914), (32336, 42415), (33932, 40420), (34357, 39920)]