261640764

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2551}}^1$

素因数の和:2616

約数の個数: 144

約数和(自身を含む): 847182336

約数和(自身を除く): 585541572

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 37, 42, 44, 63, 66, 74, 77, 84, 99, 111, 126, 132, 148, 154, 198, 222, 231, 252, 259, 308, 333, 396, 407, 444, 462, 518, 666, 693, 777, 814, 924, 1036, 1221, 1332, 1386, 1554, 1628, 2331, 2442, 2551, 2772, 2849, 3108, 3663, 4662, 4884, 5102, 5698, 7326, 7653, 8547, 9324, 10204, 11396, 14652, 15306, 17094, 17857, 22959, 25641, 28061, 30612, 34188, 35714, 45918, 51282, 53571, 56122, 71428, 84183, 91836, 94387, 102564, 107142, 112244, 160713, 168366, 188774, 196427, 214284, 252549, 283161, 321426, 336732, 377548, 392854, 505098, 566322, 589281, 642852, 660709, 785708, 849483, 1010196, 1038257, 1132644, 1178562, 1321418, 1698966, 1767843, 1982127, 2076514, 2357124, 2642836, 3114771, 3397932, 3535686, 3964254, 4153028, 5946381, 6229542, 7071372, 7267799, 7928508, 9344313, 11892762, 12459084, 14535598, 18688626, 21803397, 23785524, 29071196, 37377252, 43606794, 65410191, 87213588, 130820382, 261640764]

約数ペア:

[(1, 261640764), (2, 130820382), (3, 87213588), (4, 65410191), (6, 43606794), (7, 37377252), (9, 29071196), (11, 23785524), (12, 21803397), (14, 18688626), (18, 14535598), (21, 12459084), (22, 11892762), (28, 9344313), (33, 7928508), (36, 7267799), (37, 7071372), (42, 6229542), (44, 5946381), (63, 4153028), (66, 3964254), (74, 3535686), (77, 3397932), (84, 3114771), (99, 2642836), (111, 2357124), (126, 2076514), (132, 1982127), (148, 1767843), (154, 1698966), (198, 1321418), (222, 1178562), (231, 1132644), (252, 1038257), (259, 1010196), (308, 849483), (333, 785708), (396, 660709), (407, 642852), (444, 589281), (462, 566322), (518, 505098), (666, 392854), (693, 377548), (777, 336732), (814, 321426), (924, 283161), (1036, 252549), (1221, 214284), (1332, 196427), (1386, 188774), (1554, 168366), (1628, 160713), (2331, 112244), (2442, 107142), (2551, 102564), (2772, 94387), (2849, 91836), (3108, 84183), (3663, 71428), (4662, 56122), (4884, 53571), (5102, 51282), (5698, 45918), (7326, 35714), (7653, 34188), (8547, 30612), (9324, 28061), (10204, 25641), (11396, 22959), (14652, 17857), (15306, 17094)]