2451000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:86

約数の個数: 128

約数和(自身を含む): 8236800

約数和(自身を除く): 5785800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 25, 30, 38, 40, 43, 50, 57, 60, 75, 76, 86, 95, 100, 114, 120, 125, 129, 150, 152, 172, 190, 200, 215, 228, 250, 258, 285, 300, 344, 375, 380, 430, 456, 475, 500, 516, 570, 600, 645, 750, 760, 817, 860, 950, 1000, 1032, 1075, 1140, 1290, 1425, 1500, 1634, 1720, 1900, 2150, 2280, 2375, 2451, 2580, 2850, 3000, 3225, 3268, 3800, 4085, 4300, 4750, 4902, 5160, 5375, 5700, 6450, 6536, 7125, 8170, 8600, 9500, 9804, 10750, 11400, 12255, 12900, 14250, 16125, 16340, 19000, 19608, 20425, 21500, 24510, 25800, 28500, 32250, 32680, 40850, 43000, 49020, 57000, 61275, 64500, 81700, 98040, 102125, 122550, 129000, 163400, 204250, 245100, 306375, 408500, 490200, 612750, 817000, 1225500, 2451000]

約数ペア:

[(1, 2451000), (2, 1225500), (3, 817000), (4, 612750), (5, 490200), (6, 408500), (8, 306375), (10, 245100), (12, 204250), (15, 163400), (19, 129000), (20, 122550), (24, 102125), (25, 98040), (30, 81700), (38, 64500), (40, 61275), (43, 57000), (50, 49020), (57, 43000), (60, 40850), (75, 32680), (76, 32250), (86, 28500), (95, 25800), (100, 24510), (114, 21500), (120, 20425), (125, 19608), (129, 19000), (150, 16340), (152, 16125), (172, 14250), (190, 12900), (200, 12255), (215, 11400), (228, 10750), (250, 9804), (258, 9500), (285, 8600), (300, 8170), (344, 7125), (375, 6536), (380, 6450), (430, 5700), (456, 5375), (475, 5160), (500, 4902), (516, 4750), (570, 4300), (600, 4085), (645, 3800), (750, 3268), (760, 3225), (817, 3000), (860, 2850), (950, 2580), (1000, 2451), (1032, 2375), (1075, 2280), (1140, 2150), (1290, 1900), (1425, 1720), (1500, 1634)]