6660640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1$

素因数の和:354

約数の個数: 96

約数和(自身を含む): 18990720

約数和(自身を除く): 12330080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 313, 380, 532, 560, 608, 626, 665, 760, 1064, 1120, 1252, 1330, 1520, 1565, 2128, 2191, 2504, 2660, 3040, 3130, 4256, 4382, 5008, 5320, 5947, 6260, 8764, 10016, 10640, 10955, 11894, 12520, 17528, 21280, 21910, 23788, 25040, 29735, 35056, 41629, 43820, 47576, 50080, 59470, 70112, 83258, 87640, 95152, 118940, 166516, 175280, 190304, 208145, 237880, 333032, 350560, 416290, 475760, 666064, 832580, 951520, 1332128, 1665160, 3330320, 6660640]

約数ペア:

[(1, 6660640), (2, 3330320), (4, 1665160), (5, 1332128), (7, 951520), (8, 832580), (10, 666064), (14, 475760), (16, 416290), (19, 350560), (20, 333032), (28, 237880), (32, 208145), (35, 190304), (38, 175280), (40, 166516), (56, 118940), (70, 95152), (76, 87640), (80, 83258), (95, 70112), (112, 59470), (133, 50080), (140, 47576), (152, 43820), (160, 41629), (190, 35056), (224, 29735), (266, 25040), (280, 23788), (304, 21910), (313, 21280), (380, 17528), (532, 12520), (560, 11894), (608, 10955), (626, 10640), (665, 10016), (760, 8764), (1064, 6260), (1120, 5947), (1252, 5320), (1330, 5008), (1520, 4382), (1565, 4256), (2128, 3130), (2191, 3040), (2504, 2660)]