231000

素因数分解:

$2^3\times 3^1\times 5^3\times 7^1\times {\mathrm{11}}^1$

素因数の和:42

約数の個数: 128

約数和(自身を含む): 898560

約数和(自身を除く): 667560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 25, 28, 30, 33, 35, 40, 42, 44, 50, 55, 56, 60, 66, 70, 75, 77, 84, 88, 100, 105, 110, 120, 125, 132, 140, 150, 154, 165, 168, 175, 200, 210, 220, 231, 250, 264, 275, 280, 300, 308, 330, 350, 375, 385, 420, 440, 462, 500, 525, 550, 600, 616, 660, 700, 750, 770, 825, 840, 875, 924, 1000, 1050, 1100, 1155, 1320, 1375, 1400, 1500, 1540, 1650, 1750, 1848, 1925, 2100, 2200, 2310, 2625, 2750, 3000, 3080, 3300, 3500, 3850, 4125, 4200, 4620, 5250, 5500, 5775, 6600, 7000, 7700, 8250, 9240, 9625, 10500, 11000, 11550, 15400, 16500, 19250, 21000, 23100, 28875, 33000, 38500, 46200, 57750, 77000, 115500, 231000]

約数ペア:

[(1, 231000), (2, 115500), (3, 77000), (4, 57750), (5, 46200), (6, 38500), (7, 33000), (8, 28875), (10, 23100), (11, 21000), (12, 19250), (14, 16500), (15, 15400), (20, 11550), (21, 11000), (22, 10500), (24, 9625), (25, 9240), (28, 8250), (30, 7700), (33, 7000), (35, 6600), (40, 5775), (42, 5500), (44, 5250), (50, 4620), (55, 4200), (56, 4125), (60, 3850), (66, 3500), (70, 3300), (75, 3080), (77, 3000), (84, 2750), (88, 2625), (100, 2310), (105, 2200), (110, 2100), (120, 1925), (125, 1848), (132, 1750), (140, 1650), (150, 1540), (154, 1500), (165, 1400), (168, 1375), (175, 1320), (200, 1155), (210, 1100), (220, 1050), (231, 1000), (250, 924), (264, 875), (275, 840), (280, 825), (300, 770), (308, 750), (330, 700), (350, 660), (375, 616), (385, 600), (420, 550), (440, 525), (462, 500)]