28968240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1$

素因数の和:467

約数の個数: 160

約数和(自身を含む): 105278976

約数和(自身を除く): 76310736

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 43, 48, 56, 60, 70, 80, 84, 86, 105, 112, 120, 129, 140, 168, 172, 210, 215, 240, 258, 280, 301, 336, 344, 401, 420, 430, 516, 560, 602, 645, 688, 802, 840, 860, 903, 1032, 1203, 1204, 1290, 1505, 1604, 1680, 1720, 1806, 2005, 2064, 2406, 2408, 2580, 2807, 3010, 3208, 3440, 3612, 4010, 4515, 4812, 4816, 5160, 5614, 6015, 6020, 6416, 7224, 8020, 8421, 9030, 9624, 10320, 11228, 12030, 12040, 14035, 14448, 16040, 16842, 17243, 18060, 19248, 22456, 24060, 24080, 28070, 32080, 33684, 34486, 36120, 42105, 44912, 48120, 51729, 56140, 67368, 68972, 72240, 84210, 86215, 96240, 103458, 112280, 120701, 134736, 137944, 168420, 172430, 206916, 224560, 241402, 258645, 275888, 336840, 344860, 362103, 413832, 482804, 517290, 603505, 673680, 689720, 724206, 827664, 965608, 1034580, 1207010, 1379440, 1448412, 1810515, 1931216, 2069160, 2414020, 2896824, 3621030, 4138320, 4828040, 5793648, 7242060, 9656080, 14484120, 28968240]

約数ペア:

[(1, 28968240), (2, 14484120), (3, 9656080), (4, 7242060), (5, 5793648), (6, 4828040), (7, 4138320), (8, 3621030), (10, 2896824), (12, 2414020), (14, 2069160), (15, 1931216), (16, 1810515), (20, 1448412), (21, 1379440), (24, 1207010), (28, 1034580), (30, 965608), (35, 827664), (40, 724206), (42, 689720), (43, 673680), (48, 603505), (56, 517290), (60, 482804), (70, 413832), (80, 362103), (84, 344860), (86, 336840), (105, 275888), (112, 258645), (120, 241402), (129, 224560), (140, 206916), (168, 172430), (172, 168420), (210, 137944), (215, 134736), (240, 120701), (258, 112280), (280, 103458), (301, 96240), (336, 86215), (344, 84210), (401, 72240), (420, 68972), (430, 67368), (516, 56140), (560, 51729), (602, 48120), (645, 44912), (688, 42105), (802, 36120), (840, 34486), (860, 33684), (903, 32080), (1032, 28070), (1203, 24080), (1204, 24060), (1290, 22456), (1505, 19248), (1604, 18060), (1680, 17243), (1720, 16842), (1806, 16040), (2005, 14448), (2064, 14035), (2406, 12040), (2408, 12030), (2580, 11228), (2807, 10320), (3010, 9624), (3208, 9030), (3440, 8421), (3612, 8020), (4010, 7224), (4515, 6416), (4812, 6020), (4816, 6015), (5160, 5614)]