278646732

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1$

素因数の和:485

約数の個数: 216

約数和(自身を含む): 914986800

約数和(自身を除く): 636340068

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 29, 36, 39, 42, 49, 52, 58, 63, 78, 84, 87, 91, 98, 116, 117, 126, 147, 156, 174, 182, 196, 203, 234, 252, 261, 273, 294, 348, 364, 377, 406, 419, 441, 468, 522, 546, 588, 609, 637, 754, 812, 819, 838, 882, 1044, 1092, 1131, 1218, 1257, 1274, 1421, 1508, 1638, 1676, 1764, 1827, 1911, 2262, 2436, 2514, 2548, 2639, 2842, 2933, 3276, 3393, 3654, 3771, 3822, 4263, 4524, 5028, 5278, 5447, 5684, 5733, 5866, 6786, 7308, 7542, 7644, 7917, 8526, 8799, 10556, 10894, 11466, 11732, 12151, 12789, 13572, 15084, 15834, 16341, 17052, 17598, 18473, 20531, 21788, 22932, 23751, 24302, 25578, 26397, 31668, 32682, 35196, 36453, 36946, 38129, 41062, 47502, 48604, 49023, 51156, 52794, 55419, 61593, 65364, 72906, 73892, 76258, 82124, 85057, 95004, 98046, 105588, 109359, 110838, 114387, 123186, 145812, 152516, 157963, 166257, 170114, 184779, 196092, 218718, 221676, 228774, 246372, 255171, 266903, 315926, 332514, 340228, 343161, 369558, 437436, 457548, 473889, 510342, 533806, 595399, 631852, 665028, 686322, 739116, 765513, 800709, 947778, 1020684, 1067612, 1105741, 1190798, 1372644, 1421667, 1531026, 1601418, 1786197, 1895556, 2211482, 2381596, 2402127, 2843334, 3062052, 3202836, 3317223, 3572394, 4422964, 4804254, 5358591, 5686668, 6634446, 7144788, 7740187, 9608508, 9951669, 10717182, 13268892, 15480374, 19903338, 21434364, 23220561, 30960748, 39806676, 46441122, 69661683, 92882244, 139323366, 278646732]

約数ペア:

[(1, 278646732), (2, 139323366), (3, 92882244), (4, 69661683), (6, 46441122), (7, 39806676), (9, 30960748), (12, 23220561), (13, 21434364), (14, 19903338), (18, 15480374), (21, 13268892), (26, 10717182), (28, 9951669), (29, 9608508), (36, 7740187), (39, 7144788), (42, 6634446), (49, 5686668), (52, 5358591), (58, 4804254), (63, 4422964), (78, 3572394), (84, 3317223), (87, 3202836), (91, 3062052), (98, 2843334), (116, 2402127), (117, 2381596), (126, 2211482), (147, 1895556), (156, 1786197), (174, 1601418), (182, 1531026), (196, 1421667), (203, 1372644), (234, 1190798), (252, 1105741), (261, 1067612), (273, 1020684), (294, 947778), (348, 800709), (364, 765513), (377, 739116), (406, 686322), (419, 665028), (441, 631852), (468, 595399), (522, 533806), (546, 510342), (588, 473889), (609, 457548), (637, 437436), (754, 369558), (812, 343161), (819, 340228), (838, 332514), (882, 315926), (1044, 266903), (1092, 255171), (1131, 246372), (1218, 228774), (1257, 221676), (1274, 218718), (1421, 196092), (1508, 184779), (1638, 170114), (1676, 166257), (1764, 157963), (1827, 152516), (1911, 145812), (2262, 123186), (2436, 114387), (2514, 110838), (2548, 109359), (2639, 105588), (2842, 98046), (2933, 95004), (3276, 85057), (3393, 82124), (3654, 76258), (3771, 73892), (3822, 72906), (4263, 65364), (4524, 61593), (5028, 55419), (5278, 52794), (5447, 51156), (5684, 49023), (5733, 48604), (5866, 47502), (6786, 41062), (7308, 38129), (7542, 36946), (7644, 36453), (7917, 35196), (8526, 32682), (8799, 31668), (10556, 26397), (10894, 25578), (11466, 24302), (11732, 23751), (12151, 22932), (12789, 21788), (13572, 20531), (15084, 18473), (15834, 17598), (16341, 17052)]