205851470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:186

約数の個数: 128

約数和(自身を含む): 456855552

約数和(自身を除く): 251004082

約数列:

[1, 2, 5, 10, 11, 17, 22, 31, 34, 53, 55, 62, 67, 85, 106, 110, 134, 155, 170, 187, 265, 310, 335, 341, 374, 527, 530, 583, 670, 682, 737, 901, 935, 1054, 1139, 1166, 1474, 1643, 1705, 1802, 1870, 2077, 2278, 2635, 2915, 3286, 3410, 3551, 3685, 4154, 4505, 5270, 5695, 5797, 5830, 7102, 7370, 8215, 9010, 9911, 10385, 11390, 11594, 12529, 16430, 17755, 18073, 19822, 20770, 22847, 25058, 27931, 28985, 35309, 35510, 36146, 39061, 45694, 49555, 55862, 57970, 60367, 62645, 70618, 78122, 90365, 99110, 110081, 114235, 120734, 125290, 139655, 176545, 180730, 195305, 220162, 228470, 279310, 301835, 307241, 353090, 388399, 390610, 550405, 603670, 614482, 664037, 776798, 1100810, 1210891, 1328074, 1536205, 1871377, 1941995, 2421782, 3072410, 3320185, 3742754, 3883990, 6054455, 6640370, 9356885, 12108910, 18713770, 20585147, 41170294, 102925735, 205851470]

約数ペア:

[(1, 205851470), (2, 102925735), (5, 41170294), (10, 20585147), (11, 18713770), (17, 12108910), (22, 9356885), (31, 6640370), (34, 6054455), (53, 3883990), (55, 3742754), (62, 3320185), (67, 3072410), (85, 2421782), (106, 1941995), (110, 1871377), (134, 1536205), (155, 1328074), (170, 1210891), (187, 1100810), (265, 776798), (310, 664037), (335, 614482), (341, 603670), (374, 550405), (527, 390610), (530, 388399), (583, 353090), (670, 307241), (682, 301835), (737, 279310), (901, 228470), (935, 220162), (1054, 195305), (1139, 180730), (1166, 176545), (1474, 139655), (1643, 125290), (1705, 120734), (1802, 114235), (1870, 110081), (2077, 99110), (2278, 90365), (2635, 78122), (2915, 70618), (3286, 62645), (3410, 60367), (3551, 57970), (3685, 55862), (4154, 49555), (4505, 45694), (5270, 39061), (5695, 36146), (5797, 35510), (5830, 35309), (7102, 28985), (7370, 27931), (8215, 25058), (9010, 22847), (9911, 20770), (10385, 19822), (11390, 18073), (11594, 17755), (12529, 16430)]