1810200

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{431}}^1$

素因数の和:457

約数の個数: 96

約数和(自身を含む): 6428160

約数和(自身を除く): 4617960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 140, 150, 168, 175, 200, 210, 280, 300, 350, 420, 431, 525, 600, 700, 840, 862, 1050, 1293, 1400, 1724, 2100, 2155, 2586, 3017, 3448, 4200, 4310, 5172, 6034, 6465, 8620, 9051, 10344, 10775, 12068, 12930, 15085, 17240, 18102, 21550, 24136, 25860, 30170, 32325, 36204, 43100, 45255, 51720, 60340, 64650, 72408, 75425, 86200, 90510, 120680, 129300, 150850, 181020, 226275, 258600, 301700, 362040, 452550, 603400, 905100, 1810200]

約数ペア:

[(1, 1810200), (2, 905100), (3, 603400), (4, 452550), (5, 362040), (6, 301700), (7, 258600), (8, 226275), (10, 181020), (12, 150850), (14, 129300), (15, 120680), (20, 90510), (21, 86200), (24, 75425), (25, 72408), (28, 64650), (30, 60340), (35, 51720), (40, 45255), (42, 43100), (50, 36204), (56, 32325), (60, 30170), (70, 25860), (75, 24136), (84, 21550), (100, 18102), (105, 17240), (120, 15085), (140, 12930), (150, 12068), (168, 10775), (175, 10344), (200, 9051), (210, 8620), (280, 6465), (300, 6034), (350, 5172), (420, 4310), (431, 4200), (525, 3448), (600, 3017), (700, 2586), (840, 2155), (862, 2100), (1050, 1724), (1293, 1400)]