138281760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{881}}^1$

素因数の和:1011

約数の個数: 144

約数和(自身を含む): 476756280

約数和(自身を除く): 338474520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 109, 120, 144, 160, 180, 218, 240, 288, 327, 360, 436, 480, 545, 654, 720, 872, 881, 981, 1090, 1308, 1440, 1635, 1744, 1762, 1962, 2180, 2616, 2643, 3270, 3488, 3524, 3924, 4360, 4405, 4905, 5232, 5286, 6540, 7048, 7848, 7929, 8720, 8810, 9810, 10464, 10572, 13080, 13215, 14096, 15696, 15858, 17440, 17620, 19620, 21144, 26160, 26430, 28192, 31392, 31716, 35240, 39240, 39645, 42288, 52320, 52860, 63432, 70480, 78480, 79290, 84576, 96029, 105720, 126864, 140960, 156960, 158580, 192058, 211440, 253728, 288087, 317160, 384116, 422880, 480145, 576174, 634320, 768232, 864261, 960290, 1152348, 1268640, 1440435, 1536464, 1728522, 1920580, 2304696, 2880870, 3072928, 3457044, 3841160, 4321305, 4609392, 5761740, 6914088, 7682320, 8642610, 9218784, 11523480, 13828176, 15364640, 17285220, 23046960, 27656352, 34570440, 46093920, 69140880, 138281760]

約数ペア:

[(1, 138281760), (2, 69140880), (3, 46093920), (4, 34570440), (5, 27656352), (6, 23046960), (8, 17285220), (9, 15364640), (10, 13828176), (12, 11523480), (15, 9218784), (16, 8642610), (18, 7682320), (20, 6914088), (24, 5761740), (30, 4609392), (32, 4321305), (36, 3841160), (40, 3457044), (45, 3072928), (48, 2880870), (60, 2304696), (72, 1920580), (80, 1728522), (90, 1536464), (96, 1440435), (109, 1268640), (120, 1152348), (144, 960290), (160, 864261), (180, 768232), (218, 634320), (240, 576174), (288, 480145), (327, 422880), (360, 384116), (436, 317160), (480, 288087), (545, 253728), (654, 211440), (720, 192058), (872, 158580), (881, 156960), (981, 140960), (1090, 126864), (1308, 105720), (1440, 96029), (1635, 84576), (1744, 79290), (1762, 78480), (1962, 70480), (2180, 63432), (2616, 52860), (2643, 52320), (3270, 42288), (3488, 39645), (3524, 39240), (3924, 35240), (4360, 31716), (4405, 31392), (4905, 28192), (5232, 26430), (5286, 26160), (6540, 21144), (7048, 19620), (7848, 17620), (7929, 17440), (8720, 15858), (8810, 15696), (9810, 14096), (10464, 13215), (10572, 13080)]