209984414800

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{4721}}^1$

素因数の和:4998

約数の個数: 240

約数和(自身を含む): 554124962304

約数和(自身を除く): 344140547504

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 31, 34, 40, 50, 62, 68, 80, 85, 100, 124, 136, 155, 170, 200, 211, 248, 272, 310, 340, 400, 422, 425, 496, 527, 620, 680, 775, 844, 850, 1054, 1055, 1240, 1360, 1550, 1688, 1700, 2108, 2110, 2480, 2635, 3100, 3376, 3400, 3587, 4216, 4220, 4721, 5270, 5275, 6200, 6541, 6800, 7174, 8432, 8440, 9442, 10540, 10550, 12400, 13082, 13175, 14348, 16880, 17935, 18884, 21080, 21100, 23605, 26164, 26350, 28696, 32705, 35870, 37768, 42160, 42200, 47210, 52328, 52700, 57392, 65410, 71740, 75536, 80257, 84400, 89675, 94420, 104656, 105400, 111197, 118025, 130820, 143480, 146351, 160514, 163525, 179350, 188840, 210800, 222394, 236050, 261640, 286960, 292702, 321028, 327050, 358700, 377680, 401285, 444788, 472100, 523280, 555985, 585404, 642056, 654100, 717400, 731755, 802570, 889576, 944200, 996131, 1111970, 1170808, 1284112, 1308200, 1434800, 1463510, 1605140, 1779152, 1888400, 1992262, 2006425, 2223940, 2341616, 2487967, 2616400, 2779925, 2927020, 3210280, 3658775, 3984524, 4012850, 4447880, 4975934, 4980655, 5559850, 5854040, 6420560, 7317550, 7969048, 8025700, 8895760, 9951868, 9961310, 11119700, 11708080, 12439835, 14635100, 15938096, 16051400, 16934227, 19903736, 19922620, 22239400, 24879670, 24903275, 29270200, 30880061, 32102800, 33868454, 39807472, 39845240, 44478800, 49759340, 49806550, 58540400, 61760122, 62199175, 67736908, 79690480, 84671135, 99518680, 99613100, 123520244, 124398350, 135473816, 154400305, 169342270, 199037360, 199226200, 247040488, 248796700, 270947632, 308800610, 338684540, 398452400, 423355675, 494080976, 497593400, 524961037, 617601220, 677369080, 772001525, 846711350, 995186800, 1049922074, 1235202440, 1354738160, 1544003050, 1693422700, 2099844148, 2470404880, 2624805185, 3088006100, 3386845400, 4199688296, 5249610370, 6176012200, 6773690800, 8399376592, 10499220740, 12352024400, 13124025925, 20998441480, 26248051850, 41996882960, 52496103700, 104992207400, 209984414800]

約数ペア:

[(1, 209984414800), (2, 104992207400), (4, 52496103700), (5, 41996882960), (8, 26248051850), (10, 20998441480), (16, 13124025925), (17, 12352024400), (20, 10499220740), (25, 8399376592), (31, 6773690800), (34, 6176012200), (40, 5249610370), (50, 4199688296), (62, 3386845400), (68, 3088006100), (80, 2624805185), (85, 2470404880), (100, 2099844148), (124, 1693422700), (136, 1544003050), (155, 1354738160), (170, 1235202440), (200, 1049922074), (211, 995186800), (248, 846711350), (272, 772001525), (310, 677369080), (340, 617601220), (400, 524961037), (422, 497593400), (425, 494080976), (496, 423355675), (527, 398452400), (620, 338684540), (680, 308800610), (775, 270947632), (844, 248796700), (850, 247040488), (1054, 199226200), (1055, 199037360), (1240, 169342270), (1360, 154400305), (1550, 135473816), (1688, 124398350), (1700, 123520244), (2108, 99613100), (2110, 99518680), (2480, 84671135), (2635, 79690480), (3100, 67736908), (3376, 62199175), (3400, 61760122), (3587, 58540400), (4216, 49806550), (4220, 49759340), (4721, 44478800), (5270, 39845240), (5275, 39807472), (6200, 33868454), (6541, 32102800), (6800, 30880061), (7174, 29270200), (8432, 24903275), (8440, 24879670), (9442, 22239400), (10540, 19922620), (10550, 19903736), (12400, 16934227), (13082, 16051400), (13175, 15938096), (14348, 14635100), (16880, 12439835), (17935, 11708080), (18884, 11119700), (21080, 9961310), (21100, 9951868), (23605, 8895760), (26164, 8025700), (26350, 7969048), (28696, 7317550), (32705, 6420560), (35870, 5854040), (37768, 5559850), (42160, 4980655), (42200, 4975934), (47210, 4447880), (52328, 4012850), (52700, 3984524), (57392, 3658775), (65410, 3210280), (71740, 2927020), (75536, 2779925), (80257, 2616400), (84400, 2487967), (89675, 2341616), (94420, 2223940), (104656, 2006425), (105400, 1992262), (111197, 1888400), (118025, 1779152), (130820, 1605140), (143480, 1463510), (146351, 1434800), (160514, 1308200), (163525, 1284112), (179350, 1170808), (188840, 1111970), (210800, 996131), (222394, 944200), (236050, 889576), (261640, 802570), (286960, 731755), (292702, 717400), (321028, 654100), (327050, 642056), (358700, 585404), (377680, 555985), (401285, 523280), (444788, 472100)]