1955146880

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2531}}^1$

素因数の和:2638

約数の個数: 128

約数和(自身を含む): 5020652160

約数和(自身を除く): 3065505280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 71, 80, 85, 128, 136, 142, 160, 170, 272, 284, 320, 340, 355, 544, 568, 640, 680, 710, 1088, 1136, 1207, 1360, 1420, 2176, 2272, 2414, 2531, 2720, 2840, 4544, 4828, 5062, 5440, 5680, 6035, 9088, 9656, 10124, 10880, 11360, 12070, 12655, 19312, 20248, 22720, 24140, 25310, 38624, 40496, 43027, 45440, 48280, 50620, 77248, 80992, 86054, 96560, 101240, 154496, 161984, 172108, 179701, 193120, 202480, 215135, 323968, 344216, 359402, 386240, 404960, 430270, 688432, 718804, 772480, 809920, 860540, 898505, 1376864, 1437608, 1619840, 1721080, 1797010, 2753728, 2875216, 3054917, 3442160, 3594020, 5507456, 5750432, 6109834, 6884320, 7188040, 11500864, 12219668, 13768640, 14376080, 15274585, 23001728, 24439336, 27537280, 28752160, 30549170, 48878672, 57504320, 61098340, 97757344, 115008640, 122196680, 195514688, 244393360, 391029376, 488786720, 977573440, 1955146880]

約数ペア:

[(1, 1955146880), (2, 977573440), (4, 488786720), (5, 391029376), (8, 244393360), (10, 195514688), (16, 122196680), (17, 115008640), (20, 97757344), (32, 61098340), (34, 57504320), (40, 48878672), (64, 30549170), (68, 28752160), (71, 27537280), (80, 24439336), (85, 23001728), (128, 15274585), (136, 14376080), (142, 13768640), (160, 12219668), (170, 11500864), (272, 7188040), (284, 6884320), (320, 6109834), (340, 5750432), (355, 5507456), (544, 3594020), (568, 3442160), (640, 3054917), (680, 2875216), (710, 2753728), (1088, 1797010), (1136, 1721080), (1207, 1619840), (1360, 1437608), (1420, 1376864), (2176, 898505), (2272, 860540), (2414, 809920), (2531, 772480), (2720, 718804), (2840, 688432), (4544, 430270), (4828, 404960), (5062, 386240), (5440, 359402), (5680, 344216), (6035, 323968), (9088, 215135), (9656, 202480), (10124, 193120), (10880, 179701), (11360, 172108), (12070, 161984), (12655, 154496), (19312, 101240), (20248, 96560), (22720, 86054), (24140, 80992), (25310, 77248), (38624, 50620), (40496, 48280), (43027, 45440)]