311146080

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{13229}}^1$

素因数の和:13261

約数の個数: 144

約数和(自身を含む): 1140214320

約数和(自身を除く): 829068240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3920, 4704, 5880, 7840, 11760, 13229, 23520, 26458, 39687, 52916, 66145, 79374, 92603, 105832, 132290, 158748, 185206, 198435, 211664, 264580, 277809, 317496, 370412, 396870, 423328, 463015, 529160, 555618, 634992, 648221, 740824, 793740, 926030, 1058320, 1111236, 1269984, 1296442, 1389045, 1481648, 1587480, 1852060, 1944663, 2116640, 2222472, 2592884, 2778090, 2963296, 3174960, 3241105, 3704120, 3889326, 4444944, 5185768, 5556180, 6349920, 6482210, 7408240, 7778652, 8889888, 9723315, 10371536, 11112360, 12964420, 14816480, 15557304, 19446630, 20743072, 22224720, 25928840, 31114608, 38893260, 44449440, 51857680, 62229216, 77786520, 103715360, 155573040, 311146080]

約数ペア:

[(1, 311146080), (2, 155573040), (3, 103715360), (4, 77786520), (5, 62229216), (6, 51857680), (7, 44449440), (8, 38893260), (10, 31114608), (12, 25928840), (14, 22224720), (15, 20743072), (16, 19446630), (20, 15557304), (21, 14816480), (24, 12964420), (28, 11112360), (30, 10371536), (32, 9723315), (35, 8889888), (40, 7778652), (42, 7408240), (48, 6482210), (49, 6349920), (56, 5556180), (60, 5185768), (70, 4444944), (80, 3889326), (84, 3704120), (96, 3241105), (98, 3174960), (105, 2963296), (112, 2778090), (120, 2592884), (140, 2222472), (147, 2116640), (160, 1944663), (168, 1852060), (196, 1587480), (210, 1481648), (224, 1389045), (240, 1296442), (245, 1269984), (280, 1111236), (294, 1058320), (336, 926030), (392, 793740), (420, 740824), (480, 648221), (490, 634992), (560, 555618), (588, 529160), (672, 463015), (735, 423328), (784, 396870), (840, 370412), (980, 317496), (1120, 277809), (1176, 264580), (1470, 211664), (1568, 198435), (1680, 185206), (1960, 158748), (2352, 132290), (2940, 105832), (3360, 92603), (3920, 79374), (4704, 66145), (5880, 52916), (7840, 39687), (11760, 26458), (13229, 23520)]