123226280

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{599}}^1$

素因数の和:786

約数の個数: 64

約数和(自身を含む): 287280000

約数和(自身を除く): 164053720

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 139, 148, 185, 278, 296, 370, 556, 599, 695, 740, 1112, 1198, 1390, 1480, 2396, 2780, 2995, 4792, 5143, 5560, 5990, 10286, 11980, 20572, 22163, 23960, 25715, 41144, 44326, 51430, 83261, 88652, 102860, 110815, 166522, 177304, 205720, 221630, 333044, 416305, 443260, 666088, 832610, 886520, 1665220, 3080657, 3330440, 6161314, 12322628, 15403285, 24645256, 30806570, 61613140, 123226280]

約数ペア:

[(1, 123226280), (2, 61613140), (4, 30806570), (5, 24645256), (8, 15403285), (10, 12322628), (20, 6161314), (37, 3330440), (40, 3080657), (74, 1665220), (139, 886520), (148, 832610), (185, 666088), (278, 443260), (296, 416305), (370, 333044), (556, 221630), (599, 205720), (695, 177304), (740, 166522), (1112, 110815), (1198, 102860), (1390, 88652), (1480, 83261), (2396, 51430), (2780, 44326), (2995, 41144), (4792, 25715), (5143, 23960), (5560, 22163), (5990, 20572), (10286, 11980)]