19109760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:328

約数の個数: 128

約数和(自身を含む): 62791200

約数和(自身を除く): 43681440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 64, 74, 80, 96, 111, 120, 128, 148, 160, 185, 192, 222, 240, 269, 296, 320, 370, 384, 444, 480, 538, 555, 592, 640, 740, 807, 888, 960, 1076, 1110, 1184, 1345, 1480, 1614, 1776, 1920, 2152, 2220, 2368, 2690, 2960, 3228, 3552, 4035, 4304, 4440, 4736, 5380, 5920, 6456, 7104, 8070, 8608, 8880, 9953, 10760, 11840, 12912, 14208, 16140, 17216, 17760, 19906, 21520, 23680, 25824, 29859, 32280, 34432, 35520, 39812, 43040, 49765, 51648, 59718, 64560, 71040, 79624, 86080, 99530, 103296, 119436, 129120, 149295, 159248, 172160, 199060, 238872, 258240, 298590, 318496, 398120, 477744, 516480, 597180, 636992, 796240, 955488, 1194360, 1273984, 1592480, 1910976, 2388720, 3184960, 3821952, 4777440, 6369920, 9554880, 19109760]

約数ペア:

[(1, 19109760), (2, 9554880), (3, 6369920), (4, 4777440), (5, 3821952), (6, 3184960), (8, 2388720), (10, 1910976), (12, 1592480), (15, 1273984), (16, 1194360), (20, 955488), (24, 796240), (30, 636992), (32, 597180), (37, 516480), (40, 477744), (48, 398120), (60, 318496), (64, 298590), (74, 258240), (80, 238872), (96, 199060), (111, 172160), (120, 159248), (128, 149295), (148, 129120), (160, 119436), (185, 103296), (192, 99530), (222, 86080), (240, 79624), (269, 71040), (296, 64560), (320, 59718), (370, 51648), (384, 49765), (444, 43040), (480, 39812), (538, 35520), (555, 34432), (592, 32280), (640, 29859), (740, 25824), (807, 23680), (888, 21520), (960, 19906), (1076, 17760), (1110, 17216), (1184, 16140), (1345, 14208), (1480, 12912), (1614, 11840), (1776, 10760), (1920, 9953), (2152, 8880), (2220, 8608), (2368, 8070), (2690, 7104), (2960, 6456), (3228, 5920), (3552, 5380), (4035, 4736), (4304, 4440)]