164578876

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1567}}^1$

素因数の和:1631

約数の個数: 72

約数和(自身を含む): 373710848

約数和(自身を除く): 209131972

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 121, 124, 154, 217, 242, 308, 341, 434, 484, 682, 847, 868, 1364, 1567, 1694, 2387, 3134, 3388, 3751, 4774, 6268, 7502, 9548, 10969, 15004, 17237, 21938, 26257, 34474, 43876, 48577, 52514, 68948, 97154, 105028, 120659, 189607, 194308, 241318, 340039, 379214, 482636, 534347, 680078, 758428, 1068694, 1327249, 1360156, 2137388, 2654498, 3740429, 5308996, 5877817, 7480858, 11755634, 14961716, 23511268, 41144719, 82289438, 164578876]

約数ペア:

[(1, 164578876), (2, 82289438), (4, 41144719), (7, 23511268), (11, 14961716), (14, 11755634), (22, 7480858), (28, 5877817), (31, 5308996), (44, 3740429), (62, 2654498), (77, 2137388), (121, 1360156), (124, 1327249), (154, 1068694), (217, 758428), (242, 680078), (308, 534347), (341, 482636), (434, 379214), (484, 340039), (682, 241318), (847, 194308), (868, 189607), (1364, 120659), (1567, 105028), (1694, 97154), (2387, 68948), (3134, 52514), (3388, 48577), (3751, 43876), (4774, 34474), (6268, 26257), (7502, 21938), (9548, 17237), (10969, 15004)]