89420320

素因数分解:

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

素因数の和:143

約数の個数: 144

約数和(自身を含む): 245706048

約数和(自身を除く): 156285728

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 47, 55, 80, 88, 92, 94, 110, 115, 160, 176, 184, 188, 220, 230, 235, 253, 352, 368, 376, 440, 460, 470, 506, 517, 736, 752, 880, 920, 940, 1012, 1034, 1081, 1265, 1504, 1760, 1840, 1880, 2024, 2068, 2162, 2209, 2530, 2585, 3680, 3760, 4048, 4136, 4324, 4418, 5060, 5170, 5405, 7520, 8096, 8272, 8648, 8836, 10120, 10340, 10810, 11045, 11891, 16544, 17296, 17672, 20240, 20680, 21620, 22090, 23782, 24299, 34592, 35344, 40480, 41360, 43240, 44180, 47564, 48598, 50807, 59455, 70688, 82720, 86480, 88360, 95128, 97196, 101614, 118910, 121495, 172960, 176720, 190256, 194392, 203228, 237820, 242990, 254035, 353440, 380512, 388784, 406456, 475640, 485980, 508070, 558877, 777568, 812912, 951280, 971960, 1016140, 1117754, 1625824, 1902560, 1943920, 2032280, 2235508, 2794385, 3887840, 4064560, 4471016, 5588770, 8129120, 8942032, 11177540, 17884064, 22355080, 44710160, 89420320]

約数ペア:

[(1, 89420320), (2, 44710160), (4, 22355080), (5, 17884064), (8, 11177540), (10, 8942032), (11, 8129120), (16, 5588770), (20, 4471016), (22, 4064560), (23, 3887840), (32, 2794385), (40, 2235508), (44, 2032280), (46, 1943920), (47, 1902560), (55, 1625824), (80, 1117754), (88, 1016140), (92, 971960), (94, 951280), (110, 812912), (115, 777568), (160, 558877), (176, 508070), (184, 485980), (188, 475640), (220, 406456), (230, 388784), (235, 380512), (253, 353440), (352, 254035), (368, 242990), (376, 237820), (440, 203228), (460, 194392), (470, 190256), (506, 176720), (517, 172960), (736, 121495), (752, 118910), (880, 101614), (920, 97196), (940, 95128), (1012, 88360), (1034, 86480), (1081, 82720), (1265, 70688), (1504, 59455), (1760, 50807), (1840, 48598), (1880, 47564), (2024, 44180), (2068, 43240), (2162, 41360), (2209, 40480), (2530, 35344), (2585, 34592), (3680, 24299), (3760, 23782), (4048, 22090), (4136, 21620), (4324, 20680), (4418, 20240), (5060, 17672), (5170, 17296), (5405, 16544), (7520, 11891), (8096, 11045), (8272, 10810), (8648, 10340), (8836, 10120)]