128442160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{719}}^1$

素因数の和:779

約数の個数: 160

約数和(自身を含む): 385689600

約数和(自身を除く): 257247440

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 29, 35, 40, 44, 55, 56, 58, 70, 77, 80, 88, 110, 112, 116, 140, 145, 154, 176, 203, 220, 232, 280, 290, 308, 319, 385, 406, 440, 464, 560, 580, 616, 638, 719, 770, 812, 880, 1015, 1160, 1232, 1276, 1438, 1540, 1595, 1624, 2030, 2233, 2320, 2552, 2876, 3080, 3190, 3248, 3595, 4060, 4466, 5033, 5104, 5752, 6160, 6380, 7190, 7909, 8120, 8932, 10066, 11165, 11504, 12760, 14380, 15818, 16240, 17864, 20132, 20851, 22330, 25165, 25520, 28760, 31636, 35728, 39545, 40264, 41702, 44660, 50330, 55363, 57520, 63272, 79090, 80528, 83404, 89320, 100660, 104255, 110726, 126544, 145957, 158180, 166808, 178640, 201320, 208510, 221452, 229361, 276815, 291914, 316360, 333616, 402640, 417020, 442904, 458722, 553630, 583828, 632720, 729785, 834040, 885808, 917444, 1107260, 1146805, 1167656, 1459570, 1605527, 1668080, 1834888, 2214520, 2293610, 2335312, 2919140, 3211054, 3669776, 4429040, 4587220, 5838280, 6422108, 8027635, 9174440, 11676560, 12844216, 16055270, 18348880, 25688432, 32110540, 64221080, 128442160]

約数ペア:

[(1, 128442160), (2, 64221080), (4, 32110540), (5, 25688432), (7, 18348880), (8, 16055270), (10, 12844216), (11, 11676560), (14, 9174440), (16, 8027635), (20, 6422108), (22, 5838280), (28, 4587220), (29, 4429040), (35, 3669776), (40, 3211054), (44, 2919140), (55, 2335312), (56, 2293610), (58, 2214520), (70, 1834888), (77, 1668080), (80, 1605527), (88, 1459570), (110, 1167656), (112, 1146805), (116, 1107260), (140, 917444), (145, 885808), (154, 834040), (176, 729785), (203, 632720), (220, 583828), (232, 553630), (280, 458722), (290, 442904), (308, 417020), (319, 402640), (385, 333616), (406, 316360), (440, 291914), (464, 276815), (560, 229361), (580, 221452), (616, 208510), (638, 201320), (719, 178640), (770, 166808), (812, 158180), (880, 145957), (1015, 126544), (1160, 110726), (1232, 104255), (1276, 100660), (1438, 89320), (1540, 83404), (1595, 80528), (1624, 79090), (2030, 63272), (2233, 57520), (2320, 55363), (2552, 50330), (2876, 44660), (3080, 41702), (3190, 40264), (3248, 39545), (3595, 35728), (4060, 31636), (4466, 28760), (5033, 25520), (5104, 25165), (5752, 22330), (6160, 20851), (6380, 20132), (7190, 17864), (7909, 16240), (8120, 15818), (8932, 14380), (10066, 12760), (11165, 11504)]