270397820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2473}}^1$

素因数の和:2571

約数の個数: 96

約数和(自身を含む): 718212096

約数和(自身を除く): 447814276

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 71, 77, 110, 140, 142, 154, 220, 284, 308, 355, 385, 497, 710, 770, 781, 994, 1420, 1540, 1562, 1988, 2473, 2485, 3124, 3905, 4946, 4970, 5467, 7810, 9892, 9940, 10934, 12365, 15620, 17311, 21868, 24730, 27203, 27335, 34622, 49460, 54406, 54670, 69244, 86555, 108812, 109340, 136015, 173110, 175583, 190421, 272030, 346220, 351166, 380842, 544060, 702332, 761684, 877915, 952105, 1229081, 1755830, 1904210, 1931413, 2458162, 3511660, 3808420, 3862826, 4916324, 6145405, 7725652, 9657065, 12290810, 13519891, 19314130, 24581620, 27039782, 38628260, 54079564, 67599455, 135198910, 270397820]

約数ペア:

[(1, 270397820), (2, 135198910), (4, 67599455), (5, 54079564), (7, 38628260), (10, 27039782), (11, 24581620), (14, 19314130), (20, 13519891), (22, 12290810), (28, 9657065), (35, 7725652), (44, 6145405), (55, 4916324), (70, 3862826), (71, 3808420), (77, 3511660), (110, 2458162), (140, 1931413), (142, 1904210), (154, 1755830), (220, 1229081), (284, 952105), (308, 877915), (355, 761684), (385, 702332), (497, 544060), (710, 380842), (770, 351166), (781, 346220), (994, 272030), (1420, 190421), (1540, 175583), (1562, 173110), (1988, 136015), (2473, 109340), (2485, 108812), (3124, 86555), (3905, 69244), (4946, 54670), (4970, 54406), (5467, 49460), (7810, 34622), (9892, 27335), (9940, 27203), (10934, 24730), (12365, 21868), (15620, 17311)]