8401702920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1\times {\mathrm{499}}^1$

素因数の和:820

約数の個数: 256

約数和(自身を含む): 27941760000

約数和(自身を除く): 19540057080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 43, 52, 60, 65, 78, 86, 104, 120, 129, 130, 156, 172, 195, 215, 251, 258, 260, 312, 344, 390, 430, 499, 502, 516, 520, 559, 645, 753, 780, 860, 998, 1004, 1032, 1118, 1255, 1290, 1497, 1506, 1560, 1677, 1720, 1996, 2008, 2236, 2495, 2510, 2580, 2795, 2994, 3012, 3263, 3354, 3765, 3992, 4472, 4990, 5020, 5160, 5590, 5988, 6024, 6487, 6526, 6708, 7485, 7530, 8385, 9789, 9980, 10040, 10793, 11180, 11976, 12974, 13052, 13416, 14970, 15060, 16315, 16770, 19461, 19578, 19960, 21457, 21586, 22360, 25948, 26104, 29940, 30120, 32379, 32435, 32630, 33540, 38922, 39156, 42914, 43172, 48945, 51896, 53965, 59880, 64371, 64758, 64870, 65260, 67080, 77844, 78312, 85828, 86344, 97305, 97890, 107285, 107930, 125249, 128742, 129516, 129740, 130520, 140309, 155688, 161895, 171656, 194610, 195780, 214570, 215860, 250498, 257484, 259032, 259480, 278941, 280618, 321855, 323790, 375747, 389220, 391560, 420927, 429140, 431720, 500996, 514968, 557882, 561236, 626245, 643710, 647580, 701545, 751494, 778440, 836823, 841854, 858280, 1001992, 1115764, 1122472, 1252490, 1287420, 1295160, 1394705, 1403090, 1502988, 1628237, 1673646, 1683708, 1878735, 2104635, 2231528, 2504980, 2574840, 2789410, 2806180, 3005976, 3256474, 3347292, 3367416, 3757470, 4184115, 4209270, 4884711, 5009960, 5385707, 5578820, 5612360, 6512948, 6694584, 7514940, 8141185, 8368230, 8418540, 9769422, 10771414, 11157640, 13025896, 15029880, 16157121, 16282370, 16736460, 16837080, 19538844, 21542828, 24423555, 26928535, 32314242, 32564740, 33472920, 39077688, 43085656, 48847110, 53857070, 64628484, 65129480, 70014191, 80785605, 97694220, 107714140, 129256968, 140028382, 161571210, 195388440, 210042573, 215428280, 280056764, 323142420, 350070955, 420085146, 560113528, 646284840, 700141910, 840170292, 1050212865, 1400283820, 1680340584, 2100425730, 2800567640, 4200851460, 8401702920]

約数ペア:

[(1, 8401702920), (2, 4200851460), (3, 2800567640), (4, 2100425730), (5, 1680340584), (6, 1400283820), (8, 1050212865), (10, 840170292), (12, 700141910), (13, 646284840), (15, 560113528), (20, 420085146), (24, 350070955), (26, 323142420), (30, 280056764), (39, 215428280), (40, 210042573), (43, 195388440), (52, 161571210), (60, 140028382), (65, 129256968), (78, 107714140), (86, 97694220), (104, 80785605), (120, 70014191), (129, 65129480), (130, 64628484), (156, 53857070), (172, 48847110), (195, 43085656), (215, 39077688), (251, 33472920), (258, 32564740), (260, 32314242), (312, 26928535), (344, 24423555), (390, 21542828), (430, 19538844), (499, 16837080), (502, 16736460), (516, 16282370), (520, 16157121), (559, 15029880), (645, 13025896), (753, 11157640), (780, 10771414), (860, 9769422), (998, 8418540), (1004, 8368230), (1032, 8141185), (1118, 7514940), (1255, 6694584), (1290, 6512948), (1497, 5612360), (1506, 5578820), (1560, 5385707), (1677, 5009960), (1720, 4884711), (1996, 4209270), (2008, 4184115), (2236, 3757470), (2495, 3367416), (2510, 3347292), (2580, 3256474), (2795, 3005976), (2994, 2806180), (3012, 2789410), (3263, 2574840), (3354, 2504980), (3765, 2231528), (3992, 2104635), (4472, 1878735), (4990, 1683708), (5020, 1673646), (5160, 1628237), (5590, 1502988), (5988, 1403090), (6024, 1394705), (6487, 1295160), (6526, 1287420), (6708, 1252490), (7485, 1122472), (7530, 1115764), (8385, 1001992), (9789, 858280), (9980, 841854), (10040, 836823), (10793, 778440), (11180, 751494), (11976, 701545), (12974, 647580), (13052, 643710), (13416, 626245), (14970, 561236), (15060, 557882), (16315, 514968), (16770, 500996), (19461, 431720), (19578, 429140), (19960, 420927), (21457, 391560), (21586, 389220), (22360, 375747), (25948, 323790), (26104, 321855), (29940, 280618), (30120, 278941), (32379, 259480), (32435, 259032), (32630, 257484), (33540, 250498), (38922, 215860), (39156, 214570), (42914, 195780), (43172, 194610), (48945, 171656), (51896, 161895), (53965, 155688), (59880, 140309), (64371, 130520), (64758, 129740), (64870, 129516), (65260, 128742), (67080, 125249), (77844, 107930), (78312, 107285), (85828, 97890), (86344, 97305)]