1405027520

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^2$

素因数の和:239

約数の個数: 168

約数和(自身を含む): 3709092912

約数和(自身を除く): 2304065392

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 67, 71, 80, 104, 130, 134, 142, 160, 208, 260, 268, 284, 320, 335, 355, 416, 520, 536, 568, 670, 710, 832, 871, 923, 1040, 1072, 1136, 1340, 1420, 1742, 1846, 2080, 2144, 2272, 2680, 2840, 3484, 3692, 4160, 4288, 4355, 4544, 4615, 4757, 5041, 5360, 5680, 6968, 7384, 8710, 9230, 9514, 10082, 10720, 11360, 13936, 14768, 17420, 18460, 19028, 20164, 21440, 22720, 23785, 25205, 27872, 29536, 34840, 36920, 38056, 40328, 47570, 50410, 55744, 59072, 61841, 65533, 69680, 73840, 76112, 80656, 95140, 100820, 123682, 131066, 139360, 147680, 152224, 161312, 190280, 201640, 247364, 262132, 278720, 295360, 304448, 309205, 322624, 327665, 337747, 380560, 403280, 494728, 524264, 618410, 655330, 675494, 761120, 806560, 989456, 1048528, 1236820, 1310660, 1350988, 1522240, 1613120, 1688735, 1978912, 2097056, 2473640, 2621320, 2701976, 3377470, 3957824, 4194112, 4390711, 4947280, 5242640, 5403952, 6754940, 8781422, 9894560, 10485280, 10807904, 13509880, 17562844, 19789120, 20970560, 21615808, 21953555, 27019760, 35125688, 43907110, 54039520, 70251376, 87814220, 108079040, 140502752, 175628440, 281005504, 351256880, 702513760, 1405027520]

約数ペア:

[(1, 1405027520), (2, 702513760), (4, 351256880), (5, 281005504), (8, 175628440), (10, 140502752), (13, 108079040), (16, 87814220), (20, 70251376), (26, 54039520), (32, 43907110), (40, 35125688), (52, 27019760), (64, 21953555), (65, 21615808), (67, 20970560), (71, 19789120), (80, 17562844), (104, 13509880), (130, 10807904), (134, 10485280), (142, 9894560), (160, 8781422), (208, 6754940), (260, 5403952), (268, 5242640), (284, 4947280), (320, 4390711), (335, 4194112), (355, 3957824), (416, 3377470), (520, 2701976), (536, 2621320), (568, 2473640), (670, 2097056), (710, 1978912), (832, 1688735), (871, 1613120), (923, 1522240), (1040, 1350988), (1072, 1310660), (1136, 1236820), (1340, 1048528), (1420, 989456), (1742, 806560), (1846, 761120), (2080, 675494), (2144, 655330), (2272, 618410), (2680, 524264), (2840, 494728), (3484, 403280), (3692, 380560), (4160, 337747), (4288, 327665), (4355, 322624), (4544, 309205), (4615, 304448), (4757, 295360), (5041, 278720), (5360, 262132), (5680, 247364), (6968, 201640), (7384, 190280), (8710, 161312), (9230, 152224), (9514, 147680), (10082, 139360), (10720, 131066), (11360, 123682), (13936, 100820), (14768, 95140), (17420, 80656), (18460, 76112), (19028, 73840), (20164, 69680), (21440, 65533), (22720, 61841), (23785, 59072), (25205, 55744), (27872, 50410), (29536, 47570), (34840, 40328), (36920, 38056)]