199971240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{8209}}^1$

素因数の和:8259

約数の個数: 128

約数和(自身を含む): 709344000

約数和(自身を除く): 509372760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 35, 40, 42, 56, 58, 60, 70, 84, 87, 105, 116, 120, 140, 145, 168, 174, 203, 210, 232, 280, 290, 348, 406, 420, 435, 580, 609, 696, 812, 840, 870, 1015, 1160, 1218, 1624, 1740, 2030, 2436, 3045, 3480, 4060, 4872, 6090, 8120, 8209, 12180, 16418, 24360, 24627, 32836, 41045, 49254, 57463, 65672, 82090, 98508, 114926, 123135, 164180, 172389, 197016, 229852, 238061, 246270, 287315, 328360, 344778, 459704, 476122, 492540, 574630, 689556, 714183, 861945, 952244, 985080, 1149260, 1190305, 1379112, 1428366, 1666427, 1723890, 1904488, 2298520, 2380610, 2856732, 3332854, 3447780, 3570915, 4761220, 4999281, 5713464, 6665708, 6895560, 7141830, 8332135, 9522440, 9998562, 13331416, 14283660, 16664270, 19997124, 24996405, 28567320, 33328540, 39994248, 49992810, 66657080, 99985620, 199971240]

約数ペア:

[(1, 199971240), (2, 99985620), (3, 66657080), (4, 49992810), (5, 39994248), (6, 33328540), (7, 28567320), (8, 24996405), (10, 19997124), (12, 16664270), (14, 14283660), (15, 13331416), (20, 9998562), (21, 9522440), (24, 8332135), (28, 7141830), (29, 6895560), (30, 6665708), (35, 5713464), (40, 4999281), (42, 4761220), (56, 3570915), (58, 3447780), (60, 3332854), (70, 2856732), (84, 2380610), (87, 2298520), (105, 1904488), (116, 1723890), (120, 1666427), (140, 1428366), (145, 1379112), (168, 1190305), (174, 1149260), (203, 985080), (210, 952244), (232, 861945), (280, 714183), (290, 689556), (348, 574630), (406, 492540), (420, 476122), (435, 459704), (580, 344778), (609, 328360), (696, 287315), (812, 246270), (840, 238061), (870, 229852), (1015, 197016), (1160, 172389), (1218, 164180), (1624, 123135), (1740, 114926), (2030, 98508), (2436, 82090), (3045, 65672), (3480, 57463), (4060, 49254), (4872, 41045), (6090, 32836), (8120, 24627), (8209, 24360), (12180, 16418)]