66677220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{4463}}^1$

素因数の和:4561

約数の個数: 72

約数和(自身を含む): 204736896

約数和(自身を除く): 138059676

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 83, 90, 166, 180, 249, 332, 415, 498, 747, 830, 996, 1245, 1494, 1660, 2490, 2988, 3735, 4463, 4980, 7470, 8926, 13389, 14940, 17852, 22315, 26778, 40167, 44630, 53556, 66945, 80334, 89260, 133890, 160668, 200835, 267780, 370429, 401670, 740858, 803340, 1111287, 1481716, 1852145, 2222574, 3333861, 3704290, 4445148, 5556435, 6667722, 7408580, 11112870, 13335444, 16669305, 22225740, 33338610, 66677220]

約数ペア:

[(1, 66677220), (2, 33338610), (3, 22225740), (4, 16669305), (5, 13335444), (6, 11112870), (9, 7408580), (10, 6667722), (12, 5556435), (15, 4445148), (18, 3704290), (20, 3333861), (30, 2222574), (36, 1852145), (45, 1481716), (60, 1111287), (83, 803340), (90, 740858), (166, 401670), (180, 370429), (249, 267780), (332, 200835), (415, 160668), (498, 133890), (747, 89260), (830, 80334), (996, 66945), (1245, 53556), (1494, 44630), (1660, 40167), (2490, 26778), (2988, 22315), (3735, 17852), (4463, 14940), (4980, 13389), (7470, 8926)]