87168390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:222

約数の個数: 128

約数和(自身を含む): 235699200

約数和(自身を除く): 148530810

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 23, 30, 38, 46, 57, 61, 69, 95, 109, 114, 115, 122, 138, 183, 190, 218, 230, 285, 305, 327, 345, 366, 437, 545, 570, 610, 654, 690, 874, 915, 1090, 1159, 1311, 1403, 1635, 1830, 2071, 2185, 2318, 2507, 2622, 2806, 3270, 3477, 4142, 4209, 4370, 5014, 5795, 6213, 6555, 6649, 6954, 7015, 7521, 8418, 10355, 11590, 12426, 12535, 13110, 13298, 14030, 15042, 17385, 19947, 20710, 21045, 25070, 26657, 31065, 33245, 34770, 37605, 39894, 42090, 47633, 53314, 62130, 66490, 75210, 79971, 95266, 99735, 126331, 133285, 142899, 152927, 159942, 199470, 238165, 252662, 266570, 285798, 305854, 378993, 399855, 458781, 476330, 631655, 714495, 757986, 764635, 799710, 917562, 1263310, 1428990, 1529270, 1894965, 2293905, 2905613, 3789930, 4587810, 5811226, 8716839, 14528065, 17433678, 29056130, 43584195, 87168390]

約数ペア:

[(1, 87168390), (2, 43584195), (3, 29056130), (5, 17433678), (6, 14528065), (10, 8716839), (15, 5811226), (19, 4587810), (23, 3789930), (30, 2905613), (38, 2293905), (46, 1894965), (57, 1529270), (61, 1428990), (69, 1263310), (95, 917562), (109, 799710), (114, 764635), (115, 757986), (122, 714495), (138, 631655), (183, 476330), (190, 458781), (218, 399855), (230, 378993), (285, 305854), (305, 285798), (327, 266570), (345, 252662), (366, 238165), (437, 199470), (545, 159942), (570, 152927), (610, 142899), (654, 133285), (690, 126331), (874, 99735), (915, 95266), (1090, 79971), (1159, 75210), (1311, 66490), (1403, 62130), (1635, 53314), (1830, 47633), (2071, 42090), (2185, 39894), (2318, 37605), (2507, 34770), (2622, 33245), (2806, 31065), (3270, 26657), (3477, 25070), (4142, 21045), (4209, 20710), (4370, 19947), (5014, 17385), (5795, 15042), (6213, 14030), (6555, 13298), (6649, 13110), (6954, 12535), (7015, 12426), (7521, 11590), (8418, 10355)]