1811980044

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1061}}^1$

素因数の和:1338

約数の個数: 144

約数和(自身を含む): 5455247616

約数和(自身を除く): 3643267572

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 251, 252, 324, 378, 486, 502, 567, 753, 756, 972, 1004, 1061, 1134, 1506, 1701, 1757, 2122, 2259, 2268, 3012, 3183, 3402, 3514, 4244, 4518, 5271, 6366, 6777, 6804, 7028, 7427, 9036, 9549, 10542, 12732, 13554, 14854, 15813, 19098, 20331, 21084, 22281, 27108, 28647, 29708, 31626, 38196, 40662, 44562, 47439, 57294, 60993, 63252, 66843, 81324, 85941, 89124, 94878, 114588, 121986, 133686, 142317, 171882, 189756, 200529, 243972, 257823, 266311, 267372, 284634, 343764, 401058, 426951, 515646, 532622, 569268, 601587, 798933, 802116, 853902, 1031292, 1065244, 1203174, 1597866, 1707804, 1804761, 1864177, 2396799, 2406348, 3195732, 3609522, 3728354, 4793598, 5592531, 7190397, 7219044, 7456708, 9587196, 11185062, 14380794, 16777593, 21571191, 22370124, 28761588, 33555186, 43142382, 50332779, 64713573, 67110372, 86284764, 100665558, 129427146, 150998337, 201331116, 258854292, 301996674, 452995011, 603993348, 905990022, 1811980044]

約数ペア:

[(1, 1811980044), (2, 905990022), (3, 603993348), (4, 452995011), (6, 301996674), (7, 258854292), (9, 201331116), (12, 150998337), (14, 129427146), (18, 100665558), (21, 86284764), (27, 67110372), (28, 64713573), (36, 50332779), (42, 43142382), (54, 33555186), (63, 28761588), (81, 22370124), (84, 21571191), (108, 16777593), (126, 14380794), (162, 11185062), (189, 9587196), (243, 7456708), (251, 7219044), (252, 7190397), (324, 5592531), (378, 4793598), (486, 3728354), (502, 3609522), (567, 3195732), (753, 2406348), (756, 2396799), (972, 1864177), (1004, 1804761), (1061, 1707804), (1134, 1597866), (1506, 1203174), (1701, 1065244), (1757, 1031292), (2122, 853902), (2259, 802116), (2268, 798933), (3012, 601587), (3183, 569268), (3402, 532622), (3514, 515646), (4244, 426951), (4518, 401058), (5271, 343764), (6366, 284634), (6777, 267372), (6804, 266311), (7028, 257823), (7427, 243972), (9036, 200529), (9549, 189756), (10542, 171882), (12732, 142317), (13554, 133686), (14854, 121986), (15813, 114588), (19098, 94878), (20331, 89124), (21084, 85941), (22281, 81324), (27108, 66843), (28647, 63252), (29708, 60993), (31626, 57294), (38196, 47439), (40662, 44562)]