1397676800

素因数分解:

$2^8\times 5^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:303

約数の個数: 216

約数和(自身を含む): 3784351536

約数和(自身を除く): 2386674736

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 107, 128, 130, 157, 160, 200, 208, 214, 256, 260, 314, 320, 325, 400, 416, 428, 520, 535, 628, 640, 650, 785, 800, 832, 856, 1040, 1070, 1256, 1280, 1300, 1391, 1570, 1600, 1664, 1712, 2041, 2080, 2140, 2512, 2600, 2675, 2782, 3140, 3200, 3328, 3424, 3925, 4082, 4160, 4280, 5024, 5200, 5350, 5564, 6280, 6400, 6848, 6955, 7850, 8164, 8320, 8560, 10048, 10205, 10400, 10700, 11128, 12560, 13696, 13910, 15700, 16328, 16640, 16799, 17120, 20096, 20410, 20800, 21400, 22256, 25120, 27392, 27820, 31400, 32656, 33598, 34240, 34775, 40192, 40820, 41600, 42800, 44512, 50240, 51025, 55640, 62800, 65312, 67196, 68480, 69550, 81640, 83200, 83995, 85600, 89024, 100480, 102050, 111280, 125600, 130624, 134392, 136960, 139100, 163280, 167990, 171200, 178048, 200960, 204100, 218387, 222560, 251200, 261248, 268784, 278200, 326560, 335980, 342400, 356096, 408200, 419975, 436774, 445120, 502400, 522496, 537568, 556400, 653120, 671960, 684800, 816400, 839950, 873548, 890240, 1004800, 1075136, 1091935, 1112800, 1306240, 1343920, 1632800, 1679900, 1747096, 1780480, 2150272, 2183870, 2225600, 2612480, 2687840, 3265600, 3359800, 3494192, 4300544, 4367740, 4451200, 5375680, 5459675, 6531200, 6719600, 6988384, 8735480, 8902400, 10751360, 10919350, 13062400, 13439200, 13976768, 17470960, 21502720, 21838700, 26878400, 27953536, 34941920, 43677400, 53756800, 55907072, 69883840, 87354800, 107513600, 139767680, 174709600, 279535360, 349419200, 698838400, 1397676800]

約数ペア:

[(1, 1397676800), (2, 698838400), (4, 349419200), (5, 279535360), (8, 174709600), (10, 139767680), (13, 107513600), (16, 87354800), (20, 69883840), (25, 55907072), (26, 53756800), (32, 43677400), (40, 34941920), (50, 27953536), (52, 26878400), (64, 21838700), (65, 21502720), (80, 17470960), (100, 13976768), (104, 13439200), (107, 13062400), (128, 10919350), (130, 10751360), (157, 8902400), (160, 8735480), (200, 6988384), (208, 6719600), (214, 6531200), (256, 5459675), (260, 5375680), (314, 4451200), (320, 4367740), (325, 4300544), (400, 3494192), (416, 3359800), (428, 3265600), (520, 2687840), (535, 2612480), (628, 2225600), (640, 2183870), (650, 2150272), (785, 1780480), (800, 1747096), (832, 1679900), (856, 1632800), (1040, 1343920), (1070, 1306240), (1256, 1112800), (1280, 1091935), (1300, 1075136), (1391, 1004800), (1570, 890240), (1600, 873548), (1664, 839950), (1712, 816400), (2041, 684800), (2080, 671960), (2140, 653120), (2512, 556400), (2600, 537568), (2675, 522496), (2782, 502400), (3140, 445120), (3200, 436774), (3328, 419975), (3424, 408200), (3925, 356096), (4082, 342400), (4160, 335980), (4280, 326560), (5024, 278200), (5200, 268784), (5350, 261248), (5564, 251200), (6280, 222560), (6400, 218387), (6848, 204100), (6955, 200960), (7850, 178048), (8164, 171200), (8320, 167990), (8560, 163280), (10048, 139100), (10205, 136960), (10400, 134392), (10700, 130624), (11128, 125600), (12560, 111280), (13696, 102050), (13910, 100480), (15700, 89024), (16328, 85600), (16640, 83995), (16799, 83200), (17120, 81640), (20096, 69550), (20410, 68480), (20800, 67196), (21400, 65312), (22256, 62800), (25120, 55640), (27392, 51025), (27820, 50240), (31400, 44512), (32656, 42800), (33598, 41600), (34240, 40820), (34775, 40192)]