20211232340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:259

約数の個数: 288

約数和(自身を含む): 50948835840

約数和(自身を除く): 30737603500

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 47, 52, 59, 65, 68, 85, 94, 97, 118, 130, 170, 188, 194, 221, 235, 236, 260, 289, 295, 340, 388, 442, 470, 485, 578, 590, 611, 767, 799, 884, 940, 970, 1003, 1105, 1156, 1180, 1222, 1261, 1445, 1534, 1598, 1649, 1940, 2006, 2210, 2444, 2522, 2773, 2890, 3055, 3068, 3196, 3298, 3757, 3835, 3995, 4012, 4420, 4559, 5015, 5044, 5546, 5723, 5780, 6110, 6305, 6596, 7514, 7670, 7990, 8245, 9118, 10030, 10387, 11092, 11446, 12220, 12610, 13039, 13583, 13865, 15028, 15340, 15980, 16490, 17051, 18236, 18785, 20060, 20774, 21437, 22795, 22892, 25220, 26078, 27166, 27730, 28033, 28615, 32980, 34102, 36049, 37570, 41548, 42874, 45590, 47141, 51935, 52156, 54332, 55460, 56066, 57230, 59267, 65195, 67915, 68204, 72098, 74399, 75140, 77503, 85255, 85748, 91180, 94282, 97291, 103870, 107185, 112132, 114460, 118534, 130390, 135830, 140165, 144196, 148798, 155006, 170510, 176579, 180245, 188564, 194582, 207740, 214370, 221663, 235705, 237068, 260780, 268981, 271660, 280330, 296335, 297596, 310012, 341020, 353158, 360490, 364429, 371995, 387515, 389164, 428740, 443326, 471410, 486455, 537962, 560660, 592670, 612833, 706316, 720980, 728858, 743990, 775030, 801397, 882895, 886652, 942820, 972910, 1007539, 1075924, 1108315, 1185340, 1225666, 1264783, 1317551, 1344905, 1457716, 1487980, 1550060, 1602794, 1653947, 1765790, 1822145, 1945820, 2015078, 2216630, 2451332, 2529566, 2635102, 2689810, 3064165, 3205588, 3307894, 3496753, 3531580, 3644290, 4006985, 4030156, 4433260, 4572677, 5037695, 5059132, 5270204, 5379620, 6128330, 6323915, 6587755, 6615788, 6993506, 7288580, 8013970, 8269735, 9145354, 10075390, 10418161, 12256660, 12647830, 13175510, 13987012, 16027940, 16539470, 17128163, 17483765, 18290708, 20150780, 20836322, 21501311, 22863385, 25295660, 26351020, 33078940, 34256326, 34967530, 41672644, 43002622, 45726770, 52090805, 59444801, 68512652, 69935060, 77735509, 85640815, 86005244, 91453540, 104181610, 107506555, 118889602, 155471018, 171281630, 208363220, 215013110, 237779204, 297224005, 310942036, 342563260, 388677545, 430026220, 594448010, 777355090, 1010561617, 1188896020, 1554710180, 2021123234, 4042246468, 5052808085, 10105616170, 20211232340]

約数ペア:

[(1, 20211232340), (2, 10105616170), (4, 5052808085), (5, 4042246468), (10, 2021123234), (13, 1554710180), (17, 1188896020), (20, 1010561617), (26, 777355090), (34, 594448010), (47, 430026220), (52, 388677545), (59, 342563260), (65, 310942036), (68, 297224005), (85, 237779204), (94, 215013110), (97, 208363220), (118, 171281630), (130, 155471018), (170, 118889602), (188, 107506555), (194, 104181610), (221, 91453540), (235, 86005244), (236, 85640815), (260, 77735509), (289, 69935060), (295, 68512652), (340, 59444801), (388, 52090805), (442, 45726770), (470, 43002622), (485, 41672644), (578, 34967530), (590, 34256326), (611, 33078940), (767, 26351020), (799, 25295660), (884, 22863385), (940, 21501311), (970, 20836322), (1003, 20150780), (1105, 18290708), (1156, 17483765), (1180, 17128163), (1222, 16539470), (1261, 16027940), (1445, 13987012), (1534, 13175510), (1598, 12647830), (1649, 12256660), (1940, 10418161), (2006, 10075390), (2210, 9145354), (2444, 8269735), (2522, 8013970), (2773, 7288580), (2890, 6993506), (3055, 6615788), (3068, 6587755), (3196, 6323915), (3298, 6128330), (3757, 5379620), (3835, 5270204), (3995, 5059132), (4012, 5037695), (4420, 4572677), (4559, 4433260), (5015, 4030156), (5044, 4006985), (5546, 3644290), (5723, 3531580), (5780, 3496753), (6110, 3307894), (6305, 3205588), (6596, 3064165), (7514, 2689810), (7670, 2635102), (7990, 2529566), (8245, 2451332), (9118, 2216630), (10030, 2015078), (10387, 1945820), (11092, 1822145), (11446, 1765790), (12220, 1653947), (12610, 1602794), (13039, 1550060), (13583, 1487980), (13865, 1457716), (15028, 1344905), (15340, 1317551), (15980, 1264783), (16490, 1225666), (17051, 1185340), (18236, 1108315), (18785, 1075924), (20060, 1007539), (20774, 972910), (21437, 942820), (22795, 886652), (22892, 882895), (25220, 801397), (26078, 775030), (27166, 743990), (27730, 728858), (28033, 720980), (28615, 706316), (32980, 612833), (34102, 592670), (36049, 560660), (37570, 537962), (41548, 486455), (42874, 471410), (45590, 443326), (47141, 428740), (51935, 389164), (52156, 387515), (54332, 371995), (55460, 364429), (56066, 360490), (57230, 353158), (59267, 341020), (65195, 310012), (67915, 297596), (68204, 296335), (72098, 280330), (74399, 271660), (75140, 268981), (77503, 260780), (85255, 237068), (85748, 235705), (91180, 221663), (94282, 214370), (97291, 207740), (103870, 194582), (107185, 188564), (112132, 180245), (114460, 176579), (118534, 170510), (130390, 155006), (135830, 148798), (140165, 144196)]