455744080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^2\times {\mathrm{89}}^1$

素因数の和:170

約数の個数: 180

約数和(自身を含む): 1231210260

約数和(自身を除く): 775466180

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 89, 92, 110, 115, 121, 176, 178, 184, 220, 230, 242, 253, 356, 368, 440, 445, 460, 484, 506, 529, 605, 712, 880, 890, 920, 968, 979, 1012, 1058, 1210, 1265, 1424, 1780, 1840, 1936, 1958, 2024, 2047, 2116, 2420, 2530, 2645, 2783, 3560, 3916, 4048, 4094, 4232, 4840, 4895, 5060, 5290, 5566, 5819, 7120, 7832, 8188, 8464, 9680, 9790, 10120, 10235, 10580, 10769, 11132, 11638, 13915, 15664, 16376, 19580, 20240, 20470, 21160, 21538, 22264, 22517, 23276, 27830, 29095, 32752, 39160, 40940, 42320, 43076, 44528, 45034, 46552, 47081, 53845, 55660, 58190, 64009, 78320, 81880, 86152, 90068, 93104, 94162, 107690, 111320, 112585, 116380, 128018, 163760, 172304, 180136, 188324, 215380, 222640, 225170, 232760, 235405, 247687, 256036, 320045, 360272, 376648, 430760, 450340, 465520, 470810, 495374, 512072, 517891, 640090, 753296, 861520, 900680, 941620, 990748, 1024144, 1035782, 1238435, 1280180, 1801360, 1883240, 1981496, 2071564, 2476870, 2560360, 2589455, 3766480, 3962992, 4143128, 4953740, 5120720, 5178910, 5696801, 8286256, 9907480, 10357820, 11393602, 19814960, 20715640, 22787204, 28484005, 41431280, 45574408, 56968010, 91148816, 113936020, 227872040, 455744080]

約数ペア:

[(1, 455744080), (2, 227872040), (4, 113936020), (5, 91148816), (8, 56968010), (10, 45574408), (11, 41431280), (16, 28484005), (20, 22787204), (22, 20715640), (23, 19814960), (40, 11393602), (44, 10357820), (46, 9907480), (55, 8286256), (80, 5696801), (88, 5178910), (89, 5120720), (92, 4953740), (110, 4143128), (115, 3962992), (121, 3766480), (176, 2589455), (178, 2560360), (184, 2476870), (220, 2071564), (230, 1981496), (242, 1883240), (253, 1801360), (356, 1280180), (368, 1238435), (440, 1035782), (445, 1024144), (460, 990748), (484, 941620), (506, 900680), (529, 861520), (605, 753296), (712, 640090), (880, 517891), (890, 512072), (920, 495374), (968, 470810), (979, 465520), (1012, 450340), (1058, 430760), (1210, 376648), (1265, 360272), (1424, 320045), (1780, 256036), (1840, 247687), (1936, 235405), (1958, 232760), (2024, 225170), (2047, 222640), (2116, 215380), (2420, 188324), (2530, 180136), (2645, 172304), (2783, 163760), (3560, 128018), (3916, 116380), (4048, 112585), (4094, 111320), (4232, 107690), (4840, 94162), (4895, 93104), (5060, 90068), (5290, 86152), (5566, 81880), (5819, 78320), (7120, 64009), (7832, 58190), (8188, 55660), (8464, 53845), (9680, 47081), (9790, 46552), (10120, 45034), (10235, 44528), (10580, 43076), (10769, 42320), (11132, 40940), (11638, 39160), (13915, 32752), (15664, 29095), (16376, 27830), (19580, 23276), (20240, 22517), (20470, 22264), (21160, 21538)]