21520232000

素因数分解:

$2^6\times 5^3\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2003}}^1$

素因数の和:2126

約数の個数: 224

約数和(自身を含む): 57172677120

約数和(自身を除く): 35652445120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 79, 80, 85, 100, 125, 136, 158, 160, 170, 200, 250, 272, 316, 320, 340, 395, 400, 425, 500, 544, 632, 680, 790, 800, 850, 1000, 1088, 1264, 1343, 1360, 1580, 1600, 1700, 1975, 2000, 2003, 2125, 2528, 2686, 2720, 3160, 3400, 3950, 4000, 4006, 4250, 5056, 5372, 5440, 6320, 6715, 6800, 7900, 8000, 8012, 8500, 9875, 10015, 10744, 12640, 13430, 13600, 15800, 16024, 17000, 19750, 20030, 21488, 25280, 26860, 27200, 31600, 32048, 33575, 34000, 34051, 39500, 40060, 42976, 50075, 53720, 63200, 64096, 67150, 68000, 68102, 79000, 80120, 85952, 100150, 107440, 126400, 128192, 134300, 136000, 136204, 158000, 158237, 160240, 167875, 170255, 200300, 214880, 250375, 268600, 272408, 316000, 316474, 320480, 335750, 340510, 400600, 429760, 500750, 537200, 544816, 632000, 632948, 640960, 671500, 681020, 791185, 801200, 851275, 1001500, 1074400, 1089632, 1265896, 1343000, 1362040, 1582370, 1602400, 1702550, 2003000, 2148800, 2179264, 2531792, 2686000, 2690029, 2724080, 3164740, 3204800, 3405100, 3955925, 4006000, 4256375, 5063584, 5372000, 5380058, 5448160, 6329480, 6810200, 7911850, 8012000, 8512750, 10127168, 10744000, 10760116, 10896320, 12658960, 13450145, 13620400, 15823700, 16024000, 17025500, 19779625, 21520232, 25317920, 26900290, 27240800, 31647400, 34051000, 39559250, 43040464, 50635840, 53800580, 54481600, 63294800, 67250725, 68102000, 79118500, 86080928, 107601160, 126589600, 134501450, 136204000, 158237000, 172161856, 215202320, 253179200, 269002900, 272408000, 316474000, 336253625, 430404640, 538005800, 632948000, 672507250, 860809280, 1076011600, 1265896000, 1345014500, 2152023200, 2690029000, 4304046400, 5380058000, 10760116000, 21520232000]

約数ペア:

[(1, 21520232000), (2, 10760116000), (4, 5380058000), (5, 4304046400), (8, 2690029000), (10, 2152023200), (16, 1345014500), (17, 1265896000), (20, 1076011600), (25, 860809280), (32, 672507250), (34, 632948000), (40, 538005800), (50, 430404640), (64, 336253625), (68, 316474000), (79, 272408000), (80, 269002900), (85, 253179200), (100, 215202320), (125, 172161856), (136, 158237000), (158, 136204000), (160, 134501450), (170, 126589600), (200, 107601160), (250, 86080928), (272, 79118500), (316, 68102000), (320, 67250725), (340, 63294800), (395, 54481600), (400, 53800580), (425, 50635840), (500, 43040464), (544, 39559250), (632, 34051000), (680, 31647400), (790, 27240800), (800, 26900290), (850, 25317920), (1000, 21520232), (1088, 19779625), (1264, 17025500), (1343, 16024000), (1360, 15823700), (1580, 13620400), (1600, 13450145), (1700, 12658960), (1975, 10896320), (2000, 10760116), (2003, 10744000), (2125, 10127168), (2528, 8512750), (2686, 8012000), (2720, 7911850), (3160, 6810200), (3400, 6329480), (3950, 5448160), (4000, 5380058), (4006, 5372000), (4250, 5063584), (5056, 4256375), (5372, 4006000), (5440, 3955925), (6320, 3405100), (6715, 3204800), (6800, 3164740), (7900, 2724080), (8000, 2690029), (8012, 2686000), (8500, 2531792), (9875, 2179264), (10015, 2148800), (10744, 2003000), (12640, 1702550), (13430, 1602400), (13600, 1582370), (15800, 1362040), (16024, 1343000), (17000, 1265896), (19750, 1089632), (20030, 1074400), (21488, 1001500), (25280, 851275), (26860, 801200), (27200, 791185), (31600, 681020), (32048, 671500), (33575, 640960), (34000, 632948), (34051, 632000), (39500, 544816), (40060, 537200), (42976, 500750), (50075, 429760), (53720, 400600), (63200, 340510), (64096, 335750), (67150, 320480), (68000, 316474), (68102, 316000), (79000, 272408), (80120, 268600), (85952, 250375), (100150, 214880), (107440, 200300), (126400, 170255), (128192, 167875), (134300, 160240), (136000, 158237), (136204, 158000)]