210345850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:153

約数の個数: 144

約数和(自身を含む): 483611904

約数和(自身を除く): 273266054

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 31, 50, 55, 62, 65, 73, 110, 130, 143, 146, 155, 169, 275, 286, 310, 325, 338, 341, 365, 403, 550, 650, 682, 715, 730, 775, 803, 806, 845, 949, 1430, 1550, 1606, 1690, 1705, 1825, 1859, 1898, 2015, 2263, 3410, 3575, 3650, 3718, 4015, 4030, 4225, 4433, 4526, 4745, 5239, 7150, 8030, 8450, 8525, 8866, 9295, 9490, 10075, 10439, 10478, 11315, 12337, 17050, 18590, 20075, 20150, 20878, 22165, 22630, 23725, 24674, 24893, 26195, 29419, 40150, 44330, 46475, 47450, 49786, 52195, 52390, 56575, 57629, 58838, 61685, 92950, 104390, 110825, 113150, 115258, 123370, 124465, 130975, 135707, 147095, 221650, 248930, 260975, 261950, 271414, 288145, 294190, 308425, 323609, 382447, 521950, 576290, 616850, 622325, 647218, 678535, 735475, 764894, 1244650, 1357070, 1440725, 1470950, 1618045, 1912235, 2881450, 3236090, 3392675, 3824470, 4206917, 6785350, 8090225, 8413834, 9561175, 16180450, 19122350, 21034585, 42069170, 105172925, 210345850]

約数ペア:

[(1, 210345850), (2, 105172925), (5, 42069170), (10, 21034585), (11, 19122350), (13, 16180450), (22, 9561175), (25, 8413834), (26, 8090225), (31, 6785350), (50, 4206917), (55, 3824470), (62, 3392675), (65, 3236090), (73, 2881450), (110, 1912235), (130, 1618045), (143, 1470950), (146, 1440725), (155, 1357070), (169, 1244650), (275, 764894), (286, 735475), (310, 678535), (325, 647218), (338, 622325), (341, 616850), (365, 576290), (403, 521950), (550, 382447), (650, 323609), (682, 308425), (715, 294190), (730, 288145), (775, 271414), (803, 261950), (806, 260975), (845, 248930), (949, 221650), (1430, 147095), (1550, 135707), (1606, 130975), (1690, 124465), (1705, 123370), (1825, 115258), (1859, 113150), (1898, 110825), (2015, 104390), (2263, 92950), (3410, 61685), (3575, 58838), (3650, 57629), (3718, 56575), (4015, 52390), (4030, 52195), (4225, 49786), (4433, 47450), (4526, 46475), (4745, 44330), (5239, 40150), (7150, 29419), (8030, 26195), (8450, 24893), (8525, 24674), (8866, 23725), (9295, 22630), (9490, 22165), (10075, 20878), (10439, 20150), (10478, 20075), (11315, 18590), (12337, 17050)]