256801644

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{367}}^1$

素因数の和:441

約数の個数: 192

約数和(自身を含む): 791347200

約数和(自身を除く): 534545556

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 27, 31, 33, 36, 38, 44, 54, 57, 62, 66, 76, 93, 99, 108, 114, 124, 132, 171, 186, 198, 209, 228, 279, 297, 341, 342, 367, 372, 396, 418, 513, 558, 589, 594, 627, 682, 684, 734, 836, 837, 1023, 1026, 1101, 1116, 1178, 1188, 1254, 1364, 1468, 1674, 1767, 1881, 2046, 2052, 2202, 2356, 2508, 3069, 3303, 3348, 3534, 3762, 4037, 4092, 4404, 5301, 5643, 6138, 6479, 6606, 6973, 7068, 7524, 8074, 9207, 9909, 10602, 11286, 11377, 12111, 12276, 12958, 13212, 13946, 15903, 16148, 18414, 19437, 19818, 20919, 21204, 22572, 22754, 24222, 25916, 27892, 31806, 34131, 36333, 36828, 38874, 39636, 41838, 45508, 48444, 58311, 62757, 63612, 68262, 72666, 76703, 77748, 83676, 102393, 108999, 116622, 125147, 125514, 136524, 145332, 153406, 174933, 188271, 204786, 216163, 217998, 230109, 233244, 250294, 251028, 306812, 307179, 349866, 375441, 376542, 409572, 432326, 435996, 460218, 500588, 614358, 648489, 690327, 699732, 750882, 753084, 864652, 920436, 1126323, 1228716, 1296978, 1380654, 1501764, 1945467, 2070981, 2252646, 2377793, 2593956, 2761308, 3378969, 3890934, 4141962, 4505292, 4755586, 5836401, 6757938, 7133379, 7781868, 8283924, 9511172, 11672802, 13515876, 14266758, 21400137, 23345604, 28533516, 42800274, 64200411, 85600548, 128400822, 256801644]

約数ペア:

[(1, 256801644), (2, 128400822), (3, 85600548), (4, 64200411), (6, 42800274), (9, 28533516), (11, 23345604), (12, 21400137), (18, 14266758), (19, 13515876), (22, 11672802), (27, 9511172), (31, 8283924), (33, 7781868), (36, 7133379), (38, 6757938), (44, 5836401), (54, 4755586), (57, 4505292), (62, 4141962), (66, 3890934), (76, 3378969), (93, 2761308), (99, 2593956), (108, 2377793), (114, 2252646), (124, 2070981), (132, 1945467), (171, 1501764), (186, 1380654), (198, 1296978), (209, 1228716), (228, 1126323), (279, 920436), (297, 864652), (341, 753084), (342, 750882), (367, 699732), (372, 690327), (396, 648489), (418, 614358), (513, 500588), (558, 460218), (589, 435996), (594, 432326), (627, 409572), (682, 376542), (684, 375441), (734, 349866), (836, 307179), (837, 306812), (1023, 251028), (1026, 250294), (1101, 233244), (1116, 230109), (1178, 217998), (1188, 216163), (1254, 204786), (1364, 188271), (1468, 174933), (1674, 153406), (1767, 145332), (1881, 136524), (2046, 125514), (2052, 125147), (2202, 116622), (2356, 108999), (2508, 102393), (3069, 83676), (3303, 77748), (3348, 76703), (3534, 72666), (3762, 68262), (4037, 63612), (4092, 62757), (4404, 58311), (5301, 48444), (5643, 45508), (6138, 41838), (6479, 39636), (6606, 38874), (6973, 36828), (7068, 36333), (7524, 34131), (8074, 31806), (9207, 27892), (9909, 25916), (10602, 24222), (11286, 22754), (11377, 22572), (12111, 21204), (12276, 20919), (12958, 19818), (13212, 19437), (13946, 18414), (15903, 16148)]