131946640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{12401}}^1$

素因数の和:12440

約数の個数: 80

約数和(自身を含む): 369083520

約数和(自身を除く): 237136880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 10640, 12401, 24802, 49604, 62005, 86807, 99208, 124010, 173614, 198416, 235619, 248020, 347228, 434035, 471238, 496040, 694456, 868070, 942476, 992080, 1178095, 1388912, 1649333, 1736140, 1884952, 2356190, 3298666, 3472280, 3769904, 4712380, 6597332, 6944560, 8246665, 9424760, 13194664, 16493330, 18849520, 26389328, 32986660, 65973320, 131946640]

約数ペア:

[(1, 131946640), (2, 65973320), (4, 32986660), (5, 26389328), (7, 18849520), (8, 16493330), (10, 13194664), (14, 9424760), (16, 8246665), (19, 6944560), (20, 6597332), (28, 4712380), (35, 3769904), (38, 3472280), (40, 3298666), (56, 2356190), (70, 1884952), (76, 1736140), (80, 1649333), (95, 1388912), (112, 1178095), (133, 992080), (140, 942476), (152, 868070), (190, 694456), (266, 496040), (280, 471238), (304, 434035), (380, 347228), (532, 248020), (560, 235619), (665, 198416), (760, 173614), (1064, 124010), (1330, 99208), (1520, 86807), (2128, 62005), (2660, 49604), (5320, 24802), (10640, 12401)]