250775140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{541}}^1$

素因数の和:618

約数の個数: 144

約数和(自身を含む): 685105344

約数和(自身を除く): 434330204

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 43, 44, 49, 55, 70, 77, 86, 98, 110, 140, 154, 172, 196, 215, 220, 245, 301, 308, 385, 430, 473, 490, 539, 541, 602, 770, 860, 946, 980, 1078, 1082, 1204, 1505, 1540, 1892, 2107, 2156, 2164, 2365, 2695, 2705, 3010, 3311, 3787, 4214, 4730, 5390, 5410, 5951, 6020, 6622, 7574, 8428, 9460, 10535, 10780, 10820, 11902, 13244, 15148, 16555, 18935, 21070, 23177, 23263, 23804, 26509, 29755, 33110, 37870, 41657, 42140, 46354, 46526, 53018, 59510, 66220, 75740, 83314, 92708, 93052, 106036, 115885, 116315, 119020, 132545, 162841, 166628, 208285, 231770, 232630, 255893, 265090, 291599, 325682, 416570, 463540, 465260, 511786, 530180, 583198, 651364, 814205, 833140, 1023572, 1139887, 1166396, 1279465, 1457995, 1628410, 1791251, 2279774, 2558930, 2915990, 3256820, 3582502, 4559548, 5117860, 5699435, 5831980, 7165004, 8956255, 11398870, 12538757, 17912510, 22797740, 25077514, 35825020, 50155028, 62693785, 125387570, 250775140]

約数ペア:

[(1, 250775140), (2, 125387570), (4, 62693785), (5, 50155028), (7, 35825020), (10, 25077514), (11, 22797740), (14, 17912510), (20, 12538757), (22, 11398870), (28, 8956255), (35, 7165004), (43, 5831980), (44, 5699435), (49, 5117860), (55, 4559548), (70, 3582502), (77, 3256820), (86, 2915990), (98, 2558930), (110, 2279774), (140, 1791251), (154, 1628410), (172, 1457995), (196, 1279465), (215, 1166396), (220, 1139887), (245, 1023572), (301, 833140), (308, 814205), (385, 651364), (430, 583198), (473, 530180), (490, 511786), (539, 465260), (541, 463540), (602, 416570), (770, 325682), (860, 291599), (946, 265090), (980, 255893), (1078, 232630), (1082, 231770), (1204, 208285), (1505, 166628), (1540, 162841), (1892, 132545), (2107, 119020), (2156, 116315), (2164, 115885), (2365, 106036), (2695, 93052), (2705, 92708), (3010, 83314), (3311, 75740), (3787, 66220), (4214, 59510), (4730, 53018), (5390, 46526), (5410, 46354), (5951, 42140), (6020, 41657), (6622, 37870), (7574, 33110), (8428, 29755), (9460, 26509), (10535, 23804), (10780, 23263), (10820, 23177), (11902, 21070), (13244, 18935), (15148, 16555)]