2256408

素因数分解:

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

素因数の和:78

約数の個数: 144

約数和(自身を含む): 7884240

約数和(自身を除く): 5627832

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 28, 33, 36, 37, 42, 44, 56, 63, 66, 72, 74, 77, 84, 88, 99, 111, 121, 126, 132, 148, 154, 168, 198, 222, 231, 242, 252, 259, 264, 296, 308, 333, 363, 396, 407, 444, 462, 484, 504, 518, 616, 666, 693, 726, 777, 792, 814, 847, 888, 924, 968, 1036, 1089, 1221, 1332, 1386, 1452, 1554, 1628, 1694, 1848, 2072, 2178, 2331, 2442, 2541, 2664, 2772, 2849, 2904, 3108, 3256, 3388, 3663, 4356, 4477, 4662, 4884, 5082, 5544, 5698, 6216, 6776, 7326, 7623, 8547, 8712, 8954, 9324, 9768, 10164, 11396, 13431, 14652, 15246, 17094, 17908, 18648, 20328, 22792, 25641, 26862, 29304, 30492, 31339, 34188, 35816, 40293, 51282, 53724, 60984, 62678, 68376, 80586, 94017, 102564, 107448, 125356, 161172, 188034, 205128, 250712, 282051, 322344, 376068, 564102, 752136, 1128204, 2256408]

約数ペア:

[(1, 2256408), (2, 1128204), (3, 752136), (4, 564102), (6, 376068), (7, 322344), (8, 282051), (9, 250712), (11, 205128), (12, 188034), (14, 161172), (18, 125356), (21, 107448), (22, 102564), (24, 94017), (28, 80586), (33, 68376), (36, 62678), (37, 60984), (42, 53724), (44, 51282), (56, 40293), (63, 35816), (66, 34188), (72, 31339), (74, 30492), (77, 29304), (84, 26862), (88, 25641), (99, 22792), (111, 20328), (121, 18648), (126, 17908), (132, 17094), (148, 15246), (154, 14652), (168, 13431), (198, 11396), (222, 10164), (231, 9768), (242, 9324), (252, 8954), (259, 8712), (264, 8547), (296, 7623), (308, 7326), (333, 6776), (363, 6216), (396, 5698), (407, 5544), (444, 5082), (462, 4884), (484, 4662), (504, 4477), (518, 4356), (616, 3663), (666, 3388), (693, 3256), (726, 3108), (777, 2904), (792, 2849), (814, 2772), (847, 2664), (888, 2541), (924, 2442), (968, 2331), (1036, 2178), (1089, 2072), (1221, 1848), (1332, 1694), (1386, 1628), (1452, 1554)]