231420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:67

約数の個数: 96

約数和(自身を含む): 806400

約数和(自身を除く): 574980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 29, 30, 35, 38, 42, 57, 58, 60, 70, 76, 84, 87, 95, 105, 114, 116, 133, 140, 145, 174, 190, 203, 210, 228, 266, 285, 290, 348, 380, 399, 406, 420, 435, 532, 551, 570, 580, 609, 665, 798, 812, 870, 1015, 1102, 1140, 1218, 1330, 1596, 1653, 1740, 1995, 2030, 2204, 2436, 2660, 2755, 3045, 3306, 3857, 3990, 4060, 5510, 6090, 6612, 7714, 7980, 8265, 11020, 11571, 12180, 15428, 16530, 19285, 23142, 33060, 38570, 46284, 57855, 77140, 115710, 231420]

約数ペア:

[(1, 231420), (2, 115710), (3, 77140), (4, 57855), (5, 46284), (6, 38570), (7, 33060), (10, 23142), (12, 19285), (14, 16530), (15, 15428), (19, 12180), (20, 11571), (21, 11020), (28, 8265), (29, 7980), (30, 7714), (35, 6612), (38, 6090), (42, 5510), (57, 4060), (58, 3990), (60, 3857), (70, 3306), (76, 3045), (84, 2755), (87, 2660), (95, 2436), (105, 2204), (114, 2030), (116, 1995), (133, 1740), (140, 1653), (145, 1596), (174, 1330), (190, 1218), (203, 1140), (210, 1102), (228, 1015), (266, 870), (285, 812), (290, 798), (348, 665), (380, 609), (399, 580), (406, 570), (420, 551), (435, 532)]