217701440

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2689}}^1$

素因数の和:2740

約数の個数: 112

約数和(自身を含む): 590336640

約数和(自身を除く): 372635200

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 55, 64, 80, 88, 92, 110, 115, 160, 176, 184, 220, 230, 253, 320, 352, 368, 440, 460, 506, 704, 736, 880, 920, 1012, 1265, 1472, 1760, 1840, 2024, 2530, 2689, 3520, 3680, 4048, 5060, 5378, 7360, 8096, 10120, 10756, 13445, 16192, 20240, 21512, 26890, 29579, 40480, 43024, 53780, 59158, 61847, 80960, 86048, 107560, 118316, 123694, 147895, 172096, 215120, 236632, 247388, 295790, 309235, 430240, 473264, 494776, 591580, 618470, 680317, 860480, 946528, 989552, 1183160, 1236940, 1360634, 1893056, 1979104, 2366320, 2473880, 2721268, 3401585, 3958208, 4732640, 4947760, 5442536, 6803170, 9465280, 9895520, 10885072, 13606340, 19791040, 21770144, 27212680, 43540288, 54425360, 108850720, 217701440]

約数ペア:

[(1, 217701440), (2, 108850720), (4, 54425360), (5, 43540288), (8, 27212680), (10, 21770144), (11, 19791040), (16, 13606340), (20, 10885072), (22, 9895520), (23, 9465280), (32, 6803170), (40, 5442536), (44, 4947760), (46, 4732640), (55, 3958208), (64, 3401585), (80, 2721268), (88, 2473880), (92, 2366320), (110, 1979104), (115, 1893056), (160, 1360634), (176, 1236940), (184, 1183160), (220, 989552), (230, 946528), (253, 860480), (320, 680317), (352, 618470), (368, 591580), (440, 494776), (460, 473264), (506, 430240), (704, 309235), (736, 295790), (880, 247388), (920, 236632), (1012, 215120), (1265, 172096), (1472, 147895), (1760, 123694), (1840, 118316), (2024, 107560), (2530, 86048), (2689, 80960), (3520, 61847), (3680, 59158), (4048, 53780), (5060, 43024), (5378, 40480), (7360, 29579), (8096, 26890), (10120, 21512), (10756, 20240), (13445, 16192)]