180719700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1831}}^1$

素因数の和:1902

約数の個数: 144

約数和(自身を含む): 610627584

約数和(自身を除く): 429907884

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 47, 50, 60, 70, 75, 84, 94, 100, 105, 140, 141, 150, 175, 188, 210, 235, 282, 300, 329, 350, 420, 470, 525, 564, 658, 700, 705, 940, 987, 1050, 1175, 1316, 1410, 1645, 1831, 1974, 2100, 2350, 2820, 3290, 3525, 3662, 3948, 4700, 4935, 5493, 6580, 7050, 7324, 8225, 9155, 9870, 10986, 12817, 14100, 16450, 18310, 19740, 21972, 24675, 25634, 27465, 32900, 36620, 38451, 45775, 49350, 51268, 54930, 64085, 76902, 86057, 91550, 98700, 109860, 128170, 137325, 153804, 172114, 183100, 192255, 256340, 258171, 274650, 320425, 344228, 384510, 430285, 516342, 549300, 602399, 640850, 769020, 860570, 961275, 1032684, 1204798, 1281700, 1290855, 1721140, 1807197, 1922550, 2151425, 2409596, 2581710, 3011995, 3614394, 3845100, 4302850, 5163420, 6023990, 6454275, 7228788, 8605700, 9035985, 12047980, 12908550, 15059975, 18071970, 25817100, 30119950, 36143940, 45179925, 60239900, 90359850, 180719700]

約数ペア:

[(1, 180719700), (2, 90359850), (3, 60239900), (4, 45179925), (5, 36143940), (6, 30119950), (7, 25817100), (10, 18071970), (12, 15059975), (14, 12908550), (15, 12047980), (20, 9035985), (21, 8605700), (25, 7228788), (28, 6454275), (30, 6023990), (35, 5163420), (42, 4302850), (47, 3845100), (50, 3614394), (60, 3011995), (70, 2581710), (75, 2409596), (84, 2151425), (94, 1922550), (100, 1807197), (105, 1721140), (140, 1290855), (141, 1281700), (150, 1204798), (175, 1032684), (188, 961275), (210, 860570), (235, 769020), (282, 640850), (300, 602399), (329, 549300), (350, 516342), (420, 430285), (470, 384510), (525, 344228), (564, 320425), (658, 274650), (700, 258171), (705, 256340), (940, 192255), (987, 183100), (1050, 172114), (1175, 153804), (1316, 137325), (1410, 128170), (1645, 109860), (1831, 98700), (1974, 91550), (2100, 86057), (2350, 76902), (2820, 64085), (3290, 54930), (3525, 51268), (3662, 49350), (3948, 45775), (4700, 38451), (4935, 36620), (5493, 32900), (6580, 27465), (7050, 25634), (7324, 24675), (8225, 21972), (9155, 19740), (9870, 18310), (10986, 16450), (12817, 14100)]