200720080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:305

約数の個数: 160

約数和(自身を含む): 545107968

約数和(自身を除く): 344387888

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 47, 55, 80, 88, 92, 94, 110, 115, 176, 184, 188, 211, 220, 230, 235, 253, 368, 376, 422, 440, 460, 470, 506, 517, 752, 844, 880, 920, 940, 1012, 1034, 1055, 1081, 1265, 1688, 1840, 1880, 2024, 2068, 2110, 2162, 2321, 2530, 2585, 3376, 3760, 4048, 4136, 4220, 4324, 4642, 4853, 5060, 5170, 5405, 8272, 8440, 8648, 9284, 9706, 9917, 10120, 10340, 10810, 11605, 11891, 16880, 17296, 18568, 19412, 19834, 20240, 20680, 21620, 23210, 23782, 24265, 37136, 38824, 39668, 41360, 43240, 46420, 47564, 48530, 49585, 53383, 59455, 77648, 79336, 86480, 92840, 95128, 97060, 99170, 106766, 109087, 118910, 158672, 185680, 190256, 194120, 198340, 213532, 218174, 228091, 237820, 266915, 388240, 396680, 427064, 436348, 456182, 475640, 533830, 545435, 793360, 854128, 872696, 912364, 951280, 1067660, 1090870, 1140455, 1745392, 1824728, 2135320, 2181740, 2280910, 2509001, 3649456, 4270640, 4363480, 4561820, 5018002, 8726960, 9123640, 10036004, 12545005, 18247280, 20072008, 25090010, 40144016, 50180020, 100360040, 200720080]

約数ペア:

[(1, 200720080), (2, 100360040), (4, 50180020), (5, 40144016), (8, 25090010), (10, 20072008), (11, 18247280), (16, 12545005), (20, 10036004), (22, 9123640), (23, 8726960), (40, 5018002), (44, 4561820), (46, 4363480), (47, 4270640), (55, 3649456), (80, 2509001), (88, 2280910), (92, 2181740), (94, 2135320), (110, 1824728), (115, 1745392), (176, 1140455), (184, 1090870), (188, 1067660), (211, 951280), (220, 912364), (230, 872696), (235, 854128), (253, 793360), (368, 545435), (376, 533830), (422, 475640), (440, 456182), (460, 436348), (470, 427064), (506, 396680), (517, 388240), (752, 266915), (844, 237820), (880, 228091), (920, 218174), (940, 213532), (1012, 198340), (1034, 194120), (1055, 190256), (1081, 185680), (1265, 158672), (1688, 118910), (1840, 109087), (1880, 106766), (2024, 99170), (2068, 97060), (2110, 95128), (2162, 92840), (2321, 86480), (2530, 79336), (2585, 77648), (3376, 59455), (3760, 53383), (4048, 49585), (4136, 48530), (4220, 47564), (4324, 46420), (4642, 43240), (4853, 41360), (5060, 39668), (5170, 38824), (5405, 37136), (8272, 24265), (8440, 23782), (8648, 23210), (9284, 21620), (9706, 20680), (9917, 20240), (10120, 19834), (10340, 19412), (10810, 18568), (11605, 17296), (11891, 16880)]