1387638720

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2851}}^1$

素因数の和:2900

約数の個数: 252

約数和(自身を含む): 5170099896

約数和(自身を除く): 3782461176

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 169, 180, 192, 195, 208, 234, 240, 260, 288, 312, 320, 338, 360, 390, 416, 468, 480, 507, 520, 576, 585, 624, 676, 720, 780, 832, 845, 936, 960, 1014, 1040, 1170, 1248, 1352, 1440, 1521, 1560, 1690, 1872, 2028, 2080, 2340, 2496, 2535, 2704, 2851, 2880, 3042, 3120, 3380, 3744, 4056, 4160, 4680, 5070, 5408, 5702, 6084, 6240, 6760, 7488, 7605, 8112, 8553, 9360, 10140, 10816, 11404, 12168, 12480, 13520, 14255, 15210, 16224, 17106, 18720, 20280, 22808, 24336, 25659, 27040, 28510, 30420, 32448, 34212, 37063, 37440, 40560, 42765, 45616, 48672, 51318, 54080, 57020, 60840, 68424, 74126, 81120, 85530, 91232, 97344, 102636, 111189, 114040, 121680, 128295, 136848, 148252, 162240, 171060, 182464, 185315, 205272, 222378, 228080, 243360, 256590, 273696, 296504, 333567, 342120, 370630, 410544, 444756, 456160, 481819, 486720, 513180, 547392, 555945, 593008, 667134, 684240, 741260, 821088, 889512, 912320, 963638, 1026360, 1111890, 1186016, 1334268, 1368480, 1445457, 1482520, 1642176, 1667835, 1779024, 1927276, 2052720, 2223780, 2372032, 2409095, 2668536, 2736960, 2890914, 2965040, 3335670, 3558048, 3854552, 4105440, 4336371, 4447560, 4818190, 5337072, 5781828, 5930080, 6671340, 7116096, 7227285, 7709104, 8210880, 8672742, 8895120, 9636380, 10674144, 11563656, 11860160, 13342680, 14454570, 15418208, 17345484, 17790240, 19272760, 21348288, 21681855, 23127312, 26685360, 28909140, 30836416, 34690968, 35580480, 38545520, 43363710, 46254624, 53370720, 57818280, 69381936, 77091040, 86727420, 92509248, 106741440, 115636560, 138763872, 154182080, 173454840, 231273120, 277527744, 346909680, 462546240, 693819360, 1387638720]

約数ペア:

[(1, 1387638720), (2, 693819360), (3, 462546240), (4, 346909680), (5, 277527744), (6, 231273120), (8, 173454840), (9, 154182080), (10, 138763872), (12, 115636560), (13, 106741440), (15, 92509248), (16, 86727420), (18, 77091040), (20, 69381936), (24, 57818280), (26, 53370720), (30, 46254624), (32, 43363710), (36, 38545520), (39, 35580480), (40, 34690968), (45, 30836416), (48, 28909140), (52, 26685360), (60, 23127312), (64, 21681855), (65, 21348288), (72, 19272760), (78, 17790240), (80, 17345484), (90, 15418208), (96, 14454570), (104, 13342680), (117, 11860160), (120, 11563656), (130, 10674144), (144, 9636380), (156, 8895120), (160, 8672742), (169, 8210880), (180, 7709104), (192, 7227285), (195, 7116096), (208, 6671340), (234, 5930080), (240, 5781828), (260, 5337072), (288, 4818190), (312, 4447560), (320, 4336371), (338, 4105440), (360, 3854552), (390, 3558048), (416, 3335670), (468, 2965040), (480, 2890914), (507, 2736960), (520, 2668536), (576, 2409095), (585, 2372032), (624, 2223780), (676, 2052720), (720, 1927276), (780, 1779024), (832, 1667835), (845, 1642176), (936, 1482520), (960, 1445457), (1014, 1368480), (1040, 1334268), (1170, 1186016), (1248, 1111890), (1352, 1026360), (1440, 963638), (1521, 912320), (1560, 889512), (1690, 821088), (1872, 741260), (2028, 684240), (2080, 667134), (2340, 593008), (2496, 555945), (2535, 547392), (2704, 513180), (2851, 486720), (2880, 481819), (3042, 456160), (3120, 444756), (3380, 410544), (3744, 370630), (4056, 342120), (4160, 333567), (4680, 296504), (5070, 273696), (5408, 256590), (5702, 243360), (6084, 228080), (6240, 222378), (6760, 205272), (7488, 185315), (7605, 182464), (8112, 171060), (8553, 162240), (9360, 148252), (10140, 136848), (10816, 128295), (11404, 121680), (12168, 114040), (12480, 111189), (13520, 102636), (14255, 97344), (15210, 91232), (16224, 85530), (17106, 81120), (18720, 74126), (20280, 68424), (22808, 60840), (24336, 57020), (25659, 54080), (27040, 51318), (28510, 48672), (30420, 45616), (32448, 42765), (34212, 40560), (37063, 37440)]