2111154560

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{1097}}^1$

素因数の和:1244

約数の個数: 128

約数和(自身を含む): 5268291840

約数和(自身を除く): 3157137280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 97, 124, 128, 155, 160, 194, 248, 310, 320, 388, 485, 496, 620, 640, 776, 970, 992, 1097, 1240, 1552, 1940, 1984, 2194, 2480, 3007, 3104, 3880, 3968, 4388, 4960, 5485, 6014, 6208, 7760, 8776, 9920, 10970, 12028, 12416, 15035, 15520, 17552, 19840, 21940, 24056, 30070, 31040, 34007, 35104, 43880, 48112, 60140, 62080, 68014, 70208, 87760, 96224, 106409, 120280, 136028, 140416, 170035, 175520, 192448, 212818, 240560, 272056, 340070, 351040, 384896, 425636, 481120, 532045, 544112, 680140, 702080, 851272, 962240, 1064090, 1088224, 1360280, 1702544, 1924480, 2128180, 2176448, 2720560, 3298679, 3405088, 4256360, 4352896, 5441120, 6597358, 6810176, 8512720, 10882240, 13194716, 13620352, 16493395, 17025440, 21764480, 26389432, 32986790, 34050880, 52778864, 65973580, 68101760, 105557728, 131947160, 211115456, 263894320, 422230912, 527788640, 1055577280, 2111154560]

約数ペア:

[(1, 2111154560), (2, 1055577280), (4, 527788640), (5, 422230912), (8, 263894320), (10, 211115456), (16, 131947160), (20, 105557728), (31, 68101760), (32, 65973580), (40, 52778864), (62, 34050880), (64, 32986790), (80, 26389432), (97, 21764480), (124, 17025440), (128, 16493395), (155, 13620352), (160, 13194716), (194, 10882240), (248, 8512720), (310, 6810176), (320, 6597358), (388, 5441120), (485, 4352896), (496, 4256360), (620, 3405088), (640, 3298679), (776, 2720560), (970, 2176448), (992, 2128180), (1097, 1924480), (1240, 1702544), (1552, 1360280), (1940, 1088224), (1984, 1064090), (2194, 962240), (2480, 851272), (3007, 702080), (3104, 680140), (3880, 544112), (3968, 532045), (4388, 481120), (4960, 425636), (5485, 384896), (6014, 351040), (6208, 340070), (7760, 272056), (8776, 240560), (9920, 212818), (10970, 192448), (12028, 175520), (12416, 170035), (15035, 140416), (15520, 136028), (17552, 120280), (19840, 106409), (21940, 96224), (24056, 87760), (30070, 70208), (31040, 68014), (34007, 62080), (35104, 60140), (43880, 48112)]