19211580

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:150

約数の個数: 144

約数和(自身を含む): 62375040

約数和(自身を除く): 43163460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 59, 60, 67, 81, 90, 108, 118, 134, 135, 162, 177, 180, 201, 236, 243, 268, 270, 295, 324, 335, 354, 402, 405, 486, 531, 540, 590, 603, 670, 708, 804, 810, 885, 972, 1005, 1062, 1180, 1206, 1215, 1340, 1593, 1620, 1770, 1809, 2010, 2124, 2412, 2430, 2655, 3015, 3186, 3540, 3618, 3953, 4020, 4779, 4860, 5310, 5427, 6030, 6372, 7236, 7906, 7965, 9045, 9558, 10620, 10854, 11859, 12060, 14337, 15812, 15930, 16281, 18090, 19116, 19765, 21708, 23718, 23895, 27135, 28674, 31860, 32562, 35577, 36180, 39530, 47436, 47790, 54270, 57348, 59295, 65124, 71154, 71685, 79060, 81405, 95580, 106731, 108540, 118590, 142308, 143370, 162810, 177885, 213462, 237180, 286740, 320193, 325620, 355770, 426924, 533655, 640386, 711540, 960579, 1067310, 1280772, 1600965, 1921158, 2134620, 3201930, 3842316, 4802895, 6403860, 9605790, 19211580]

約数ペア:

[(1, 19211580), (2, 9605790), (3, 6403860), (4, 4802895), (5, 3842316), (6, 3201930), (9, 2134620), (10, 1921158), (12, 1600965), (15, 1280772), (18, 1067310), (20, 960579), (27, 711540), (30, 640386), (36, 533655), (45, 426924), (54, 355770), (59, 325620), (60, 320193), (67, 286740), (81, 237180), (90, 213462), (108, 177885), (118, 162810), (134, 143370), (135, 142308), (162, 118590), (177, 108540), (180, 106731), (201, 95580), (236, 81405), (243, 79060), (268, 71685), (270, 71154), (295, 65124), (324, 59295), (335, 57348), (354, 54270), (402, 47790), (405, 47436), (486, 39530), (531, 36180), (540, 35577), (590, 32562), (603, 31860), (670, 28674), (708, 27135), (804, 23895), (810, 23718), (885, 21708), (972, 19765), (1005, 19116), (1062, 18090), (1180, 16281), (1206, 15930), (1215, 15812), (1340, 14337), (1593, 12060), (1620, 11859), (1770, 10854), (1809, 10620), (2010, 9558), (2124, 9045), (2412, 7965), (2430, 7906), (2655, 7236), (3015, 6372), (3186, 6030), (3540, 5427), (3618, 5310), (3953, 4860), (4020, 4779)]