279717984

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{821}}^1$

素因数の和:870

約数の個数: 216

約数和(自身を含む): 985591152

約数和(自身を除く): 705873168

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 96, 104, 112, 117, 126, 144, 156, 168, 169, 182, 208, 224, 234, 252, 273, 288, 312, 336, 338, 364, 416, 468, 504, 507, 546, 624, 672, 676, 728, 819, 821, 936, 1008, 1014, 1092, 1183, 1248, 1352, 1456, 1521, 1638, 1642, 1872, 2016, 2028, 2184, 2366, 2463, 2704, 2912, 3042, 3276, 3284, 3549, 3744, 4056, 4368, 4732, 4926, 5408, 5747, 6084, 6552, 6568, 7098, 7389, 8112, 8736, 9464, 9852, 10647, 10673, 11494, 12168, 13104, 13136, 14196, 14778, 16224, 17241, 18928, 19704, 21294, 21346, 22988, 24336, 26208, 26272, 28392, 29556, 32019, 34482, 37856, 39408, 42588, 42692, 45976, 48672, 51723, 56784, 59112, 64038, 68964, 74711, 78816, 85176, 85384, 91952, 96057, 103446, 113568, 118224, 128076, 137928, 138749, 149422, 170352, 170768, 183904, 192114, 206892, 224133, 236448, 256152, 275856, 277498, 298844, 340704, 341536, 384228, 413784, 416247, 448266, 512304, 551712, 554996, 597688, 672399, 768456, 827568, 832494, 896532, 971243, 1024608, 1109992, 1195376, 1248741, 1344798, 1536912, 1655136, 1664988, 1793064, 1942486, 2219984, 2390752, 2497482, 2689596, 2913729, 3073824, 3329976, 3586128, 3884972, 4439968, 4994964, 5379192, 5827458, 6659952, 7172256, 7769944, 8741187, 9989928, 10758384, 11654916, 13319904, 15539888, 17482374, 19979856, 21516768, 23309832, 31079776, 34964748, 39959712, 46619664, 69929496, 93239328, 139858992, 279717984]

約数ペア:

[(1, 279717984), (2, 139858992), (3, 93239328), (4, 69929496), (6, 46619664), (7, 39959712), (8, 34964748), (9, 31079776), (12, 23309832), (13, 21516768), (14, 19979856), (16, 17482374), (18, 15539888), (21, 13319904), (24, 11654916), (26, 10758384), (28, 9989928), (32, 8741187), (36, 7769944), (39, 7172256), (42, 6659952), (48, 5827458), (52, 5379192), (56, 4994964), (63, 4439968), (72, 3884972), (78, 3586128), (84, 3329976), (91, 3073824), (96, 2913729), (104, 2689596), (112, 2497482), (117, 2390752), (126, 2219984), (144, 1942486), (156, 1793064), (168, 1664988), (169, 1655136), (182, 1536912), (208, 1344798), (224, 1248741), (234, 1195376), (252, 1109992), (273, 1024608), (288, 971243), (312, 896532), (336, 832494), (338, 827568), (364, 768456), (416, 672399), (468, 597688), (504, 554996), (507, 551712), (546, 512304), (624, 448266), (672, 416247), (676, 413784), (728, 384228), (819, 341536), (821, 340704), (936, 298844), (1008, 277498), (1014, 275856), (1092, 256152), (1183, 236448), (1248, 224133), (1352, 206892), (1456, 192114), (1521, 183904), (1638, 170768), (1642, 170352), (1872, 149422), (2016, 138749), (2028, 137928), (2184, 128076), (2366, 118224), (2463, 113568), (2704, 103446), (2912, 96057), (3042, 91952), (3276, 85384), (3284, 85176), (3549, 78816), (3744, 74711), (4056, 68964), (4368, 64038), (4732, 59112), (4926, 56784), (5408, 51723), (5747, 48672), (6084, 45976), (6552, 42692), (6568, 42588), (7098, 39408), (7389, 37856), (8112, 34482), (8736, 32019), (9464, 29556), (9852, 28392), (10647, 26272), (10673, 26208), (11494, 24336), (12168, 22988), (13104, 21346), (13136, 21294), (14196, 19704), (14778, 18928), (16224, 17241)]