121800

素因数分解:

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

素因数の和:55

約数の個数: 96

約数和(自身を含む): 446400

約数和(自身を除く): 324600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 29, 30, 35, 40, 42, 50, 56, 58, 60, 70, 75, 84, 87, 100, 105, 116, 120, 140, 145, 150, 168, 174, 175, 200, 203, 210, 232, 280, 290, 300, 348, 350, 406, 420, 435, 525, 580, 600, 609, 696, 700, 725, 812, 840, 870, 1015, 1050, 1160, 1218, 1400, 1450, 1624, 1740, 2030, 2100, 2175, 2436, 2900, 3045, 3480, 4060, 4200, 4350, 4872, 5075, 5800, 6090, 8120, 8700, 10150, 12180, 15225, 17400, 20300, 24360, 30450, 40600, 60900, 121800]

約数ペア:

[(1, 121800), (2, 60900), (3, 40600), (4, 30450), (5, 24360), (6, 20300), (7, 17400), (8, 15225), (10, 12180), (12, 10150), (14, 8700), (15, 8120), (20, 6090), (21, 5800), (24, 5075), (25, 4872), (28, 4350), (29, 4200), (30, 4060), (35, 3480), (40, 3045), (42, 2900), (50, 2436), (56, 2175), (58, 2100), (60, 2030), (70, 1740), (75, 1624), (84, 1450), (87, 1400), (100, 1218), (105, 1160), (116, 1050), (120, 1015), (140, 870), (145, 840), (150, 812), (168, 725), (174, 700), (175, 696), (200, 609), (203, 600), (210, 580), (232, 525), (280, 435), (290, 420), (300, 406), (348, 350)]