64879320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2137}}^1$

素因数の和:2185

約数の個数: 128

約数和(自身を含む): 221667840

約数和(自身を除く): 156788520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 23, 24, 30, 33, 40, 44, 46, 55, 60, 66, 69, 88, 92, 110, 115, 120, 132, 138, 165, 184, 220, 230, 253, 264, 276, 330, 345, 440, 460, 506, 552, 660, 690, 759, 920, 1012, 1265, 1320, 1380, 1518, 2024, 2137, 2530, 2760, 3036, 3795, 4274, 5060, 6072, 6411, 7590, 8548, 10120, 10685, 12822, 15180, 17096, 21370, 23507, 25644, 30360, 32055, 42740, 47014, 49151, 51288, 64110, 70521, 85480, 94028, 98302, 117535, 128220, 141042, 147453, 188056, 196604, 235070, 245755, 256440, 282084, 294906, 352605, 393208, 470140, 491510, 540661, 564168, 589812, 705210, 737265, 940280, 983020, 1081322, 1179624, 1410420, 1474530, 1621983, 1966040, 2162644, 2703305, 2820840, 2949060, 3243966, 4325288, 5406610, 5898120, 6487932, 8109915, 10813220, 12975864, 16219830, 21626440, 32439660, 64879320]

約数ペア:

[(1, 64879320), (2, 32439660), (3, 21626440), (4, 16219830), (5, 12975864), (6, 10813220), (8, 8109915), (10, 6487932), (11, 5898120), (12, 5406610), (15, 4325288), (20, 3243966), (22, 2949060), (23, 2820840), (24, 2703305), (30, 2162644), (33, 1966040), (40, 1621983), (44, 1474530), (46, 1410420), (55, 1179624), (60, 1081322), (66, 983020), (69, 940280), (88, 737265), (92, 705210), (110, 589812), (115, 564168), (120, 540661), (132, 491510), (138, 470140), (165, 393208), (184, 352605), (220, 294906), (230, 282084), (253, 256440), (264, 245755), (276, 235070), (330, 196604), (345, 188056), (440, 147453), (460, 141042), (506, 128220), (552, 117535), (660, 98302), (690, 94028), (759, 85480), (920, 70521), (1012, 64110), (1265, 51288), (1320, 49151), (1380, 47014), (1518, 42740), (2024, 32055), (2137, 30360), (2530, 25644), (2760, 23507), (3036, 21370), (3795, 17096), (4274, 15180), (5060, 12822), (6072, 10685), (6411, 10120), (7590, 8548)]