7621280

素因数分解:

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

素因数の和:166

約数の個数: 96

約数和(自身を含む): 19958400

約数和(自身を除く): 12337120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 76, 80, 92, 95, 109, 115, 152, 160, 184, 190, 218, 230, 304, 368, 380, 436, 437, 460, 545, 608, 736, 760, 872, 874, 920, 1090, 1520, 1744, 1748, 1840, 2071, 2180, 2185, 2507, 3040, 3488, 3496, 3680, 4142, 4360, 4370, 5014, 6992, 8284, 8720, 8740, 10028, 10355, 12535, 13984, 16568, 17440, 17480, 20056, 20710, 25070, 33136, 34960, 40112, 41420, 47633, 50140, 66272, 69920, 80224, 82840, 95266, 100280, 165680, 190532, 200560, 238165, 331360, 381064, 401120, 476330, 762128, 952660, 1524256, 1905320, 3810640, 7621280]

約数ペア:

[(1, 7621280), (2, 3810640), (4, 1905320), (5, 1524256), (8, 952660), (10, 762128), (16, 476330), (19, 401120), (20, 381064), (23, 331360), (32, 238165), (38, 200560), (40, 190532), (46, 165680), (76, 100280), (80, 95266), (92, 82840), (95, 80224), (109, 69920), (115, 66272), (152, 50140), (160, 47633), (184, 41420), (190, 40112), (218, 34960), (230, 33136), (304, 25070), (368, 20710), (380, 20056), (436, 17480), (437, 17440), (460, 16568), (545, 13984), (608, 12535), (736, 10355), (760, 10028), (872, 8740), (874, 8720), (920, 8284), (1090, 6992), (1520, 5014), (1744, 4370), (1748, 4360), (1840, 4142), (2071, 3680), (2180, 3496), (2185, 3488), (2507, 3040)]