20163971490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{64709}}^1$

素因数の和:64796

約数の個数: 128

約数和(自身を含む): 56356715520

約数和(自身を除く): 36192744030

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 47, 51, 65, 78, 85, 94, 102, 130, 141, 170, 195, 221, 235, 255, 282, 390, 442, 470, 510, 611, 663, 705, 799, 1105, 1222, 1326, 1410, 1598, 1833, 2210, 2397, 3055, 3315, 3666, 3995, 4794, 6110, 6630, 7990, 9165, 10387, 11985, 18330, 20774, 23970, 31161, 51935, 62322, 64709, 103870, 129418, 155805, 194127, 311610, 323545, 388254, 647090, 841217, 970635, 1100053, 1682434, 1941270, 2200106, 2523651, 3041323, 3300159, 4206085, 5047302, 5500265, 6082646, 6600318, 8412170, 9123969, 11000530, 12618255, 14300689, 15206615, 16500795, 18247938, 25236510, 28601378, 30413230, 33001590, 39537199, 42902067, 45619845, 51702491, 71503445, 79074398, 85804134, 91239690, 103404982, 118611597, 143006890, 155107473, 197685995, 214510335, 237223194, 258512455, 310214946, 395371990, 429020670, 517024910, 593057985, 672132383, 775537365, 1186115970, 1344264766, 1551074730, 2016397149, 3360661915, 4032794298, 6721323830, 10081985745, 20163971490]

約数ペア:

[(1, 20163971490), (2, 10081985745), (3, 6721323830), (5, 4032794298), (6, 3360661915), (10, 2016397149), (13, 1551074730), (15, 1344264766), (17, 1186115970), (26, 775537365), (30, 672132383), (34, 593057985), (39, 517024910), (47, 429020670), (51, 395371990), (65, 310214946), (78, 258512455), (85, 237223194), (94, 214510335), (102, 197685995), (130, 155107473), (141, 143006890), (170, 118611597), (195, 103404982), (221, 91239690), (235, 85804134), (255, 79074398), (282, 71503445), (390, 51702491), (442, 45619845), (470, 42902067), (510, 39537199), (611, 33001590), (663, 30413230), (705, 28601378), (799, 25236510), (1105, 18247938), (1222, 16500795), (1326, 15206615), (1410, 14300689), (1598, 12618255), (1833, 11000530), (2210, 9123969), (2397, 8412170), (3055, 6600318), (3315, 6082646), (3666, 5500265), (3995, 5047302), (4794, 4206085), (6110, 3300159), (6630, 3041323), (7990, 2523651), (9165, 2200106), (10387, 1941270), (11985, 1682434), (18330, 1100053), (20774, 970635), (23970, 841217), (31161, 647090), (51935, 388254), (62322, 323545), (64709, 311610), (103870, 194127), (129418, 155805)]