278437536

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2399}}^1$

素因数の和:2459

約数の個数: 144

約数和(自身を含む): 880588800

約数和(自身を除く): 602151264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 32, 36, 39, 48, 52, 62, 72, 78, 93, 96, 104, 117, 124, 144, 156, 186, 208, 234, 248, 279, 288, 312, 372, 403, 416, 468, 496, 558, 624, 744, 806, 936, 992, 1116, 1209, 1248, 1488, 1612, 1872, 2232, 2399, 2418, 2976, 3224, 3627, 3744, 4464, 4798, 4836, 6448, 7197, 7254, 8928, 9596, 9672, 12896, 14394, 14508, 19192, 19344, 21591, 28788, 29016, 31187, 38384, 38688, 43182, 57576, 58032, 62374, 74369, 76768, 86364, 93561, 115152, 116064, 124748, 148738, 172728, 187122, 223107, 230304, 249496, 280683, 297476, 345456, 374244, 446214, 498992, 561366, 594952, 669321, 690912, 748488, 892428, 966797, 997984, 1122732, 1189904, 1338642, 1496976, 1784856, 1933594, 2245464, 2379808, 2677284, 2900391, 2993952, 3569712, 3867188, 4490928, 5354568, 5800782, 7139424, 7734376, 8701173, 8981856, 10709136, 11601564, 15468752, 17402346, 21418272, 23203128, 30937504, 34804692, 46406256, 69609384, 92812512, 139218768, 278437536]

約数ペア:

[(1, 278437536), (2, 139218768), (3, 92812512), (4, 69609384), (6, 46406256), (8, 34804692), (9, 30937504), (12, 23203128), (13, 21418272), (16, 17402346), (18, 15468752), (24, 11601564), (26, 10709136), (31, 8981856), (32, 8701173), (36, 7734376), (39, 7139424), (48, 5800782), (52, 5354568), (62, 4490928), (72, 3867188), (78, 3569712), (93, 2993952), (96, 2900391), (104, 2677284), (117, 2379808), (124, 2245464), (144, 1933594), (156, 1784856), (186, 1496976), (208, 1338642), (234, 1189904), (248, 1122732), (279, 997984), (288, 966797), (312, 892428), (372, 748488), (403, 690912), (416, 669321), (468, 594952), (496, 561366), (558, 498992), (624, 446214), (744, 374244), (806, 345456), (936, 297476), (992, 280683), (1116, 249496), (1209, 230304), (1248, 223107), (1488, 187122), (1612, 172728), (1872, 148738), (2232, 124748), (2399, 116064), (2418, 115152), (2976, 93561), (3224, 86364), (3627, 76768), (3744, 74369), (4464, 62374), (4798, 58032), (4836, 57576), (6448, 43182), (7197, 38688), (7254, 38384), (8928, 31187), (9596, 29016), (9672, 28788), (12896, 21591), (14394, 19344), (14508, 19192)]