208455780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1$

素因数の和:326

約数の個数: 192

約数和(自身を含む): 669247488

約数和(自身を除く): 460791708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 37, 39, 52, 60, 62, 65, 74, 78, 93, 111, 124, 130, 148, 155, 156, 185, 186, 195, 222, 233, 260, 310, 370, 372, 390, 403, 444, 465, 466, 481, 555, 620, 699, 740, 780, 806, 930, 932, 962, 1110, 1147, 1165, 1209, 1398, 1443, 1612, 1860, 1924, 2015, 2220, 2294, 2330, 2405, 2418, 2796, 2886, 3029, 3441, 3495, 4030, 4588, 4660, 4810, 4836, 5735, 5772, 6045, 6058, 6882, 6990, 7215, 7223, 8060, 8621, 9087, 9620, 11470, 12090, 12116, 13764, 13980, 14430, 14446, 14911, 15145, 17205, 17242, 18174, 21669, 22940, 24180, 25863, 28860, 28892, 29822, 30290, 34410, 34484, 36115, 36348, 43105, 43338, 44733, 45435, 51726, 59644, 60580, 68820, 72230, 74555, 86210, 86676, 89466, 90870, 93899, 103452, 108345, 112073, 129315, 144460, 149110, 172420, 178932, 181740, 187798, 216690, 223665, 224146, 258630, 267251, 281697, 298220, 336219, 375596, 433380, 447330, 448292, 469495, 517260, 534502, 560365, 563394, 672438, 801753, 894660, 938990, 1069004, 1120730, 1126788, 1336255, 1344876, 1408485, 1603506, 1681095, 1877980, 2241460, 2672510, 2816970, 3207012, 3362190, 3474263, 4008765, 5345020, 5633940, 6724380, 6948526, 8017530, 10422789, 13897052, 16035060, 17371315, 20845578, 34742630, 41691156, 52113945, 69485260, 104227890, 208455780]

約数ペア:

[(1, 208455780), (2, 104227890), (3, 69485260), (4, 52113945), (5, 41691156), (6, 34742630), (10, 20845578), (12, 17371315), (13, 16035060), (15, 13897052), (20, 10422789), (26, 8017530), (30, 6948526), (31, 6724380), (37, 5633940), (39, 5345020), (52, 4008765), (60, 3474263), (62, 3362190), (65, 3207012), (74, 2816970), (78, 2672510), (93, 2241460), (111, 1877980), (124, 1681095), (130, 1603506), (148, 1408485), (155, 1344876), (156, 1336255), (185, 1126788), (186, 1120730), (195, 1069004), (222, 938990), (233, 894660), (260, 801753), (310, 672438), (370, 563394), (372, 560365), (390, 534502), (403, 517260), (444, 469495), (465, 448292), (466, 447330), (481, 433380), (555, 375596), (620, 336219), (699, 298220), (740, 281697), (780, 267251), (806, 258630), (930, 224146), (932, 223665), (962, 216690), (1110, 187798), (1147, 181740), (1165, 178932), (1209, 172420), (1398, 149110), (1443, 144460), (1612, 129315), (1860, 112073), (1924, 108345), (2015, 103452), (2220, 93899), (2294, 90870), (2330, 89466), (2405, 86676), (2418, 86210), (2796, 74555), (2886, 72230), (3029, 68820), (3441, 60580), (3495, 59644), (4030, 51726), (4588, 45435), (4660, 44733), (4810, 43338), (4836, 43105), (5735, 36348), (5772, 36115), (6045, 34484), (6058, 34410), (6882, 30290), (6990, 29822), (7215, 28892), (7223, 28860), (8060, 25863), (8621, 24180), (9087, 22940), (9620, 21669), (11470, 18174), (12090, 17242), (12116, 17205), (13764, 15145), (13980, 14911), (14430, 14446)]