2446440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:99

約数の個数: 128

約数和(自身を含む): 8208000

約数和(自身を除く): 5761560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 29, 30, 37, 38, 40, 57, 58, 60, 74, 76, 87, 95, 111, 114, 116, 120, 145, 148, 152, 174, 185, 190, 222, 228, 232, 285, 290, 296, 348, 370, 380, 435, 444, 456, 551, 555, 570, 580, 696, 703, 740, 760, 870, 888, 1073, 1102, 1110, 1140, 1160, 1406, 1480, 1653, 1740, 2109, 2146, 2204, 2220, 2280, 2755, 2812, 3219, 3306, 3480, 3515, 4218, 4292, 4408, 4440, 5365, 5510, 5624, 6438, 6612, 7030, 8265, 8436, 8584, 10545, 10730, 11020, 12876, 13224, 14060, 16095, 16530, 16872, 20387, 21090, 21460, 22040, 25752, 28120, 32190, 33060, 40774, 42180, 42920, 61161, 64380, 66120, 81548, 84360, 101935, 122322, 128760, 163096, 203870, 244644, 305805, 407740, 489288, 611610, 815480, 1223220, 2446440]

約数ペア:

[(1, 2446440), (2, 1223220), (3, 815480), (4, 611610), (5, 489288), (6, 407740), (8, 305805), (10, 244644), (12, 203870), (15, 163096), (19, 128760), (20, 122322), (24, 101935), (29, 84360), (30, 81548), (37, 66120), (38, 64380), (40, 61161), (57, 42920), (58, 42180), (60, 40774), (74, 33060), (76, 32190), (87, 28120), (95, 25752), (111, 22040), (114, 21460), (116, 21090), (120, 20387), (145, 16872), (148, 16530), (152, 16095), (174, 14060), (185, 13224), (190, 12876), (222, 11020), (228, 10730), (232, 10545), (285, 8584), (290, 8436), (296, 8265), (348, 7030), (370, 6612), (380, 6438), (435, 5624), (444, 5510), (456, 5365), (551, 4440), (555, 4408), (570, 4292), (580, 4218), (696, 3515), (703, 3480), (740, 3306), (760, 3219), (870, 2812), (888, 2755), (1073, 2280), (1102, 2220), (1110, 2204), (1140, 2146), (1160, 2109), (1406, 1740), (1480, 1653)]