1274005760

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{331}}^1$

素因数の和:480

約数の個数: 144

約数和(自身を含む): 3192172032

約数和(自身を除く): 1918166272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 97, 124, 128, 155, 160, 194, 248, 256, 310, 320, 331, 388, 485, 496, 620, 640, 662, 776, 970, 992, 1240, 1280, 1324, 1552, 1655, 1940, 1984, 2480, 2648, 3007, 3104, 3310, 3880, 3968, 4960, 5296, 6014, 6208, 6620, 7760, 7936, 9920, 10261, 10592, 12028, 12416, 13240, 15035, 15520, 19840, 20522, 21184, 24056, 24832, 26480, 30070, 31040, 32107, 39680, 41044, 42368, 48112, 51305, 52960, 60140, 62080, 64214, 82088, 84736, 96224, 102610, 105920, 120280, 124160, 128428, 160535, 164176, 192448, 205220, 211840, 240560, 256856, 321070, 328352, 384896, 410440, 423680, 481120, 513712, 642140, 656704, 769792, 820880, 962240, 995317, 1027424, 1284280, 1313408, 1641760, 1924480, 1990634, 2054848, 2568560, 2626816, 3283520, 3848960, 3981268, 4109696, 4976585, 5137120, 6567040, 7962536, 8219392, 9953170, 10274240, 13134080, 15925072, 19906340, 20548480, 31850144, 39812680, 41096960, 63700288, 79625360, 127400576, 159250720, 254801152, 318501440, 637002880, 1274005760]

約数ペア:

[(1, 1274005760), (2, 637002880), (4, 318501440), (5, 254801152), (8, 159250720), (10, 127400576), (16, 79625360), (20, 63700288), (31, 41096960), (32, 39812680), (40, 31850144), (62, 20548480), (64, 19906340), (80, 15925072), (97, 13134080), (124, 10274240), (128, 9953170), (155, 8219392), (160, 7962536), (194, 6567040), (248, 5137120), (256, 4976585), (310, 4109696), (320, 3981268), (331, 3848960), (388, 3283520), (485, 2626816), (496, 2568560), (620, 2054848), (640, 1990634), (662, 1924480), (776, 1641760), (970, 1313408), (992, 1284280), (1240, 1027424), (1280, 995317), (1324, 962240), (1552, 820880), (1655, 769792), (1940, 656704), (1984, 642140), (2480, 513712), (2648, 481120), (3007, 423680), (3104, 410440), (3310, 384896), (3880, 328352), (3968, 321070), (4960, 256856), (5296, 240560), (6014, 211840), (6208, 205220), (6620, 192448), (7760, 164176), (7936, 160535), (9920, 128428), (10261, 124160), (10592, 120280), (12028, 105920), (12416, 102610), (13240, 96224), (15035, 84736), (15520, 82088), (19840, 64214), (20522, 62080), (21184, 60140), (24056, 52960), (24832, 51305), (26480, 48112), (30070, 42368), (31040, 41044), (32107, 39680)]