661645908

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2411}}^1$

素因数の和:2456

約数の個数: 180

約数和(自身を含む): 2173713696

約数和(自身を除く): 1512067788

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 33, 36, 42, 44, 54, 63, 66, 77, 81, 84, 99, 108, 121, 126, 132, 154, 162, 189, 198, 231, 242, 252, 297, 308, 324, 363, 378, 396, 462, 484, 567, 594, 693, 726, 756, 847, 891, 924, 1089, 1134, 1188, 1386, 1452, 1694, 1782, 2079, 2178, 2268, 2411, 2541, 2772, 3267, 3388, 3564, 4158, 4356, 4822, 5082, 6237, 6534, 7233, 7623, 8316, 9644, 9801, 10164, 12474, 13068, 14466, 15246, 16877, 19602, 21699, 22869, 24948, 26521, 28932, 30492, 33754, 39204, 43398, 45738, 50631, 53042, 65097, 67508, 68607, 79563, 86796, 91476, 101262, 106084, 130194, 137214, 151893, 159126, 185647, 195291, 202524, 238689, 260388, 274428, 291731, 303786, 318252, 371294, 390582, 455679, 477378, 556941, 583462, 607572, 716067, 742588, 781164, 875193, 911358, 954756, 1113882, 1166924, 1367037, 1432134, 1670823, 1750386, 1822716, 2042117, 2148201, 2227764, 2625579, 2734074, 2864268, 3341646, 3500772, 4084234, 4296402, 5012469, 5251158, 5468148, 6126351, 6683292, 7876737, 8168468, 8592804, 10024938, 10502316, 12252702, 15037407, 15753474, 18379053, 20049876, 23630211, 24505404, 30074814, 31506948, 36758106, 47260422, 55137159, 60149628, 73516212, 94520844, 110274318, 165411477, 220548636, 330822954, 661645908]

約数ペア:

[(1, 661645908), (2, 330822954), (3, 220548636), (4, 165411477), (6, 110274318), (7, 94520844), (9, 73516212), (11, 60149628), (12, 55137159), (14, 47260422), (18, 36758106), (21, 31506948), (22, 30074814), (27, 24505404), (28, 23630211), (33, 20049876), (36, 18379053), (42, 15753474), (44, 15037407), (54, 12252702), (63, 10502316), (66, 10024938), (77, 8592804), (81, 8168468), (84, 7876737), (99, 6683292), (108, 6126351), (121, 5468148), (126, 5251158), (132, 5012469), (154, 4296402), (162, 4084234), (189, 3500772), (198, 3341646), (231, 2864268), (242, 2734074), (252, 2625579), (297, 2227764), (308, 2148201), (324, 2042117), (363, 1822716), (378, 1750386), (396, 1670823), (462, 1432134), (484, 1367037), (567, 1166924), (594, 1113882), (693, 954756), (726, 911358), (756, 875193), (847, 781164), (891, 742588), (924, 716067), (1089, 607572), (1134, 583462), (1188, 556941), (1386, 477378), (1452, 455679), (1694, 390582), (1782, 371294), (2079, 318252), (2178, 303786), (2268, 291731), (2411, 274428), (2541, 260388), (2772, 238689), (3267, 202524), (3388, 195291), (3564, 185647), (4158, 159126), (4356, 151893), (4822, 137214), (5082, 130194), (6237, 106084), (6534, 101262), (7233, 91476), (7623, 86796), (8316, 79563), (9644, 68607), (9801, 67508), (10164, 65097), (12474, 53042), (13068, 50631), (14466, 45738), (15246, 43398), (16877, 39204), (19602, 33754), (21699, 30492), (22869, 28932), (24948, 26521)]