221880000

素因数分解:

$2^6\times 3^1\times 5^4\times {\mathrm{43}}^2$

素因数の和:121

約数の個数: 210

約数和(自身を含む): 751043964

約数和(自身を除く): 529163964

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 43, 48, 50, 60, 64, 75, 80, 86, 96, 100, 120, 125, 129, 150, 160, 172, 192, 200, 215, 240, 250, 258, 300, 320, 344, 375, 400, 430, 480, 500, 516, 600, 625, 645, 688, 750, 800, 860, 960, 1000, 1032, 1075, 1200, 1250, 1290, 1376, 1500, 1600, 1720, 1849, 1875, 2000, 2064, 2150, 2400, 2500, 2580, 2752, 3000, 3225, 3440, 3698, 3750, 4000, 4128, 4300, 4800, 5000, 5160, 5375, 5547, 6000, 6450, 6880, 7396, 7500, 8000, 8256, 8600, 9245, 10000, 10320, 10750, 11094, 12000, 12900, 13760, 14792, 15000, 16125, 17200, 18490, 20000, 20640, 21500, 22188, 24000, 25800, 26875, 27735, 29584, 30000, 32250, 34400, 36980, 40000, 41280, 43000, 44376, 46225, 51600, 53750, 55470, 59168, 60000, 64500, 68800, 73960, 80625, 86000, 88752, 92450, 103200, 107500, 110940, 118336, 120000, 129000, 138675, 147920, 161250, 172000, 177504, 184900, 206400, 215000, 221880, 231125, 258000, 277350, 295840, 322500, 344000, 355008, 369800, 430000, 443760, 462250, 516000, 554700, 591680, 645000, 693375, 739600, 860000, 887520, 924500, 1032000, 1109400, 1155625, 1290000, 1386750, 1479200, 1720000, 1775040, 1849000, 2218800, 2311250, 2580000, 2773500, 2958400, 3466875, 3698000, 4437600, 4622500, 5160000, 5547000, 6933750, 7396000, 8875200, 9245000, 11094000, 13867500, 14792000, 18490000, 22188000, 27735000, 36980000, 44376000, 55470000, 73960000, 110940000, 221880000]

約数ペア:

[(1, 221880000), (2, 110940000), (3, 73960000), (4, 55470000), (5, 44376000), (6, 36980000), (8, 27735000), (10, 22188000), (12, 18490000), (15, 14792000), (16, 13867500), (20, 11094000), (24, 9245000), (25, 8875200), (30, 7396000), (32, 6933750), (40, 5547000), (43, 5160000), (48, 4622500), (50, 4437600), (60, 3698000), (64, 3466875), (75, 2958400), (80, 2773500), (86, 2580000), (96, 2311250), (100, 2218800), (120, 1849000), (125, 1775040), (129, 1720000), (150, 1479200), (160, 1386750), (172, 1290000), (192, 1155625), (200, 1109400), (215, 1032000), (240, 924500), (250, 887520), (258, 860000), (300, 739600), (320, 693375), (344, 645000), (375, 591680), (400, 554700), (430, 516000), (480, 462250), (500, 443760), (516, 430000), (600, 369800), (625, 355008), (645, 344000), (688, 322500), (750, 295840), (800, 277350), (860, 258000), (960, 231125), (1000, 221880), (1032, 215000), (1075, 206400), (1200, 184900), (1250, 177504), (1290, 172000), (1376, 161250), (1500, 147920), (1600, 138675), (1720, 129000), (1849, 120000), (1875, 118336), (2000, 110940), (2064, 107500), (2150, 103200), (2400, 92450), (2500, 88752), (2580, 86000), (2752, 80625), (3000, 73960), (3225, 68800), (3440, 64500), (3698, 60000), (3750, 59168), (4000, 55470), (4128, 53750), (4300, 51600), (4800, 46225), (5000, 44376), (5160, 43000), (5375, 41280), (5547, 40000), (6000, 36980), (6450, 34400), (6880, 32250), (7396, 30000), (7500, 29584), (8000, 27735), (8256, 26875), (8600, 25800), (9245, 24000), (10000, 22188), (10320, 21500), (10750, 20640), (11094, 20000), (12000, 18490), (12900, 17200), (13760, 16125), (14792, 15000)]