280033180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1213}}^1$

素因数の和:1343

約数の個数: 96

約数和(自身を含む): 719542656

約数和(自身を除く): 439509476

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 97, 119, 140, 170, 194, 238, 340, 388, 476, 485, 595, 679, 970, 1190, 1213, 1358, 1649, 1940, 2380, 2426, 2716, 3298, 3395, 4852, 6065, 6596, 6790, 8245, 8491, 11543, 12130, 13580, 16490, 16982, 20621, 23086, 24260, 32980, 33964, 41242, 42455, 46172, 57715, 82484, 84910, 103105, 115430, 117661, 144347, 169820, 206210, 230860, 235322, 288694, 412420, 470644, 577388, 588305, 721735, 823627, 1176610, 1443470, 1647254, 2000237, 2353220, 2886940, 3294508, 4000474, 4118135, 8000948, 8236270, 10001185, 14001659, 16472540, 20002370, 28003318, 40004740, 56006636, 70008295, 140016590, 280033180]

約数ペア:

[(1, 280033180), (2, 140016590), (4, 70008295), (5, 56006636), (7, 40004740), (10, 28003318), (14, 20002370), (17, 16472540), (20, 14001659), (28, 10001185), (34, 8236270), (35, 8000948), (68, 4118135), (70, 4000474), (85, 3294508), (97, 2886940), (119, 2353220), (140, 2000237), (170, 1647254), (194, 1443470), (238, 1176610), (340, 823627), (388, 721735), (476, 588305), (485, 577388), (595, 470644), (679, 412420), (970, 288694), (1190, 235322), (1213, 230860), (1358, 206210), (1649, 169820), (1940, 144347), (2380, 117661), (2426, 115430), (2716, 103105), (3298, 84910), (3395, 82484), (4852, 57715), (6065, 46172), (6596, 42455), (6790, 41242), (8245, 33964), (8491, 32980), (11543, 24260), (12130, 23086), (13580, 20621), (16490, 16982)]