1261715200

素因数分解:

$2^8\times 5^2\times {\mathrm{137}}^1\times {\mathrm{1439}}^1$

素因数の和:1602

約数の個数: 108

約数和(自身を含む): 3147923520

約数和(自身を除く): 1886208320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 137, 160, 200, 256, 274, 320, 400, 548, 640, 685, 800, 1096, 1280, 1370, 1439, 1600, 2192, 2740, 2878, 3200, 3425, 4384, 5480, 5756, 6400, 6850, 7195, 8768, 10960, 11512, 13700, 14390, 17536, 21920, 23024, 27400, 28780, 35072, 35975, 43840, 46048, 54800, 57560, 71950, 87680, 92096, 109600, 115120, 143900, 175360, 184192, 197143, 219200, 230240, 287800, 368384, 394286, 438400, 460480, 575600, 788572, 876800, 920960, 985715, 1151200, 1577144, 1841920, 1971430, 2302400, 3154288, 3942860, 4604800, 4928575, 6308576, 7885720, 9209600, 9857150, 12617152, 15771440, 19714300, 25234304, 31542880, 39428600, 50468608, 63085760, 78857200, 126171520, 157714400, 252343040, 315428800, 630857600, 1261715200]

約数ペア:

[(1, 1261715200), (2, 630857600), (4, 315428800), (5, 252343040), (8, 157714400), (10, 126171520), (16, 78857200), (20, 63085760), (25, 50468608), (32, 39428600), (40, 31542880), (50, 25234304), (64, 19714300), (80, 15771440), (100, 12617152), (128, 9857150), (137, 9209600), (160, 7885720), (200, 6308576), (256, 4928575), (274, 4604800), (320, 3942860), (400, 3154288), (548, 2302400), (640, 1971430), (685, 1841920), (800, 1577144), (1096, 1151200), (1280, 985715), (1370, 920960), (1439, 876800), (1600, 788572), (2192, 575600), (2740, 460480), (2878, 438400), (3200, 394286), (3425, 368384), (4384, 287800), (5480, 230240), (5756, 219200), (6400, 197143), (6850, 184192), (7195, 175360), (8768, 143900), (10960, 115120), (11512, 109600), (13700, 92096), (14390, 87680), (17536, 71950), (21920, 57560), (23024, 54800), (27400, 46048), (28780, 43840), (35072, 35975)]