19349880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:269

約数の個数: 128

約数和(自身を含む): 64385280

約数和(自身を除く): 45035400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 107, 110, 120, 132, 137, 165, 214, 220, 264, 274, 321, 330, 411, 428, 440, 535, 548, 642, 660, 685, 822, 856, 1070, 1096, 1177, 1284, 1320, 1370, 1507, 1605, 1644, 2055, 2140, 2354, 2568, 2740, 3014, 3210, 3288, 3531, 4110, 4280, 4521, 4708, 5480, 5885, 6028, 6420, 7062, 7535, 8220, 9042, 9416, 11770, 12056, 12840, 14124, 14659, 15070, 16440, 17655, 18084, 22605, 23540, 28248, 29318, 30140, 35310, 36168, 43977, 45210, 47080, 58636, 60280, 70620, 73295, 87954, 90420, 117272, 141240, 146590, 161249, 175908, 180840, 219885, 293180, 322498, 351816, 439770, 483747, 586360, 644996, 806245, 879540, 967494, 1289992, 1612490, 1759080, 1934988, 2418735, 3224980, 3869976, 4837470, 6449960, 9674940, 19349880]

約数ペア:

[(1, 19349880), (2, 9674940), (3, 6449960), (4, 4837470), (5, 3869976), (6, 3224980), (8, 2418735), (10, 1934988), (11, 1759080), (12, 1612490), (15, 1289992), (20, 967494), (22, 879540), (24, 806245), (30, 644996), (33, 586360), (40, 483747), (44, 439770), (55, 351816), (60, 322498), (66, 293180), (88, 219885), (107, 180840), (110, 175908), (120, 161249), (132, 146590), (137, 141240), (165, 117272), (214, 90420), (220, 87954), (264, 73295), (274, 70620), (321, 60280), (330, 58636), (411, 47080), (428, 45210), (440, 43977), (535, 36168), (548, 35310), (642, 30140), (660, 29318), (685, 28248), (822, 23540), (856, 22605), (1070, 18084), (1096, 17655), (1177, 16440), (1284, 15070), (1320, 14659), (1370, 14124), (1507, 12840), (1605, 12056), (1644, 11770), (2055, 9416), (2140, 9042), (2354, 8220), (2568, 7535), (2740, 7062), (3014, 6420), (3210, 6028), (3288, 5885), (3531, 5480), (4110, 4708), (4280, 4521)]