206516540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:311

約数の個数: 96

約数和(自身を含む): 475735680

約数和(自身を除く): 269219140

約数列:

[1, 2, 4, 5, 10, 20, 23, 29, 46, 58, 92, 113, 115, 116, 137, 145, 226, 230, 274, 290, 452, 460, 548, 565, 580, 667, 685, 1130, 1334, 1370, 2260, 2599, 2668, 2740, 3151, 3277, 3335, 3973, 5198, 6302, 6554, 6670, 7946, 10396, 12604, 12995, 13108, 13340, 15481, 15755, 15892, 16385, 19865, 25990, 30962, 31510, 32770, 39730, 51980, 61924, 63020, 65540, 75371, 77405, 79460, 91379, 150742, 154810, 182758, 301484, 309620, 356063, 365516, 376855, 448949, 456895, 712126, 753710, 897898, 913790, 1424252, 1507420, 1780315, 1795796, 1827580, 2244745, 3560630, 4489490, 7121260, 8978980, 10325827, 20651654, 41303308, 51629135, 103258270, 206516540]

約数ペア:

[(1, 206516540), (2, 103258270), (4, 51629135), (5, 41303308), (10, 20651654), (20, 10325827), (23, 8978980), (29, 7121260), (46, 4489490), (58, 3560630), (92, 2244745), (113, 1827580), (115, 1795796), (116, 1780315), (137, 1507420), (145, 1424252), (226, 913790), (230, 897898), (274, 753710), (290, 712126), (452, 456895), (460, 448949), (548, 376855), (565, 365516), (580, 356063), (667, 309620), (685, 301484), (1130, 182758), (1334, 154810), (1370, 150742), (2260, 91379), (2599, 79460), (2668, 77405), (2740, 75371), (3151, 65540), (3277, 63020), (3335, 61924), (3973, 51980), (5198, 39730), (6302, 32770), (6554, 31510), (6670, 30962), (7946, 25990), (10396, 19865), (12604, 16385), (12995, 15892), (13108, 15755), (13340, 15481)]