127878080

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2137}}^1$

素因数の和:2182

約数の個数: 112

約数和(自身を含む): 351897696

約数和(自身を除く): 224019616

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 136, 160, 170, 176, 187, 220, 272, 320, 340, 352, 374, 440, 544, 680, 704, 748, 880, 935, 1088, 1360, 1496, 1760, 1870, 2137, 2720, 2992, 3520, 3740, 4274, 5440, 5984, 7480, 8548, 10685, 11968, 14960, 17096, 21370, 23507, 29920, 34192, 36329, 42740, 47014, 59840, 68384, 72658, 85480, 94028, 117535, 136768, 145316, 170960, 181645, 188056, 235070, 290632, 341920, 363290, 376112, 399619, 470140, 581264, 683840, 726580, 752224, 799238, 940280, 1162528, 1453160, 1504448, 1598476, 1880560, 1998095, 2325056, 2906320, 3196952, 3761120, 3996190, 5812640, 6393904, 7522240, 7992380, 11625280, 12787808, 15984760, 25575616, 31969520, 63939040, 127878080]

約数ペア:

[(1, 127878080), (2, 63939040), (4, 31969520), (5, 25575616), (8, 15984760), (10, 12787808), (11, 11625280), (16, 7992380), (17, 7522240), (20, 6393904), (22, 5812640), (32, 3996190), (34, 3761120), (40, 3196952), (44, 2906320), (55, 2325056), (64, 1998095), (68, 1880560), (80, 1598476), (85, 1504448), (88, 1453160), (110, 1162528), (136, 940280), (160, 799238), (170, 752224), (176, 726580), (187, 683840), (220, 581264), (272, 470140), (320, 399619), (340, 376112), (352, 363290), (374, 341920), (440, 290632), (544, 235070), (680, 188056), (704, 181645), (748, 170960), (880, 145316), (935, 136768), (1088, 117535), (1360, 94028), (1496, 85480), (1760, 72658), (1870, 68384), (2137, 59840), (2720, 47014), (2992, 42740), (3520, 36329), (3740, 34192), (4274, 29920), (5440, 23507), (5984, 21370), (7480, 17096), (8548, 14960), (10685, 11968)]