31767560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:207

約数の個数: 128

約数和(自身を含む): 85847040

約数和(自身を除く): 54079480

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 31, 34, 40, 44, 55, 62, 68, 85, 88, 110, 124, 136, 137, 155, 170, 187, 220, 248, 274, 310, 340, 341, 374, 440, 527, 548, 620, 680, 682, 685, 748, 935, 1054, 1096, 1240, 1364, 1370, 1496, 1507, 1705, 1870, 2108, 2329, 2635, 2728, 2740, 3014, 3410, 3740, 4216, 4247, 4658, 5270, 5480, 5797, 6028, 6820, 7480, 7535, 8494, 9316, 10540, 11594, 11645, 12056, 13640, 15070, 16988, 18632, 21080, 21235, 23188, 23290, 25619, 28985, 30140, 33976, 42470, 46376, 46580, 46717, 51238, 57970, 60280, 72199, 84940, 93160, 93434, 102476, 115940, 128095, 144398, 169880, 186868, 204952, 231880, 233585, 256190, 288796, 360995, 373736, 467170, 512380, 577592, 721990, 794189, 934340, 1024760, 1443980, 1588378, 1868680, 2887960, 3176756, 3970945, 6353512, 7941890, 15883780, 31767560]

約数ペア:

[(1, 31767560), (2, 15883780), (4, 7941890), (5, 6353512), (8, 3970945), (10, 3176756), (11, 2887960), (17, 1868680), (20, 1588378), (22, 1443980), (31, 1024760), (34, 934340), (40, 794189), (44, 721990), (55, 577592), (62, 512380), (68, 467170), (85, 373736), (88, 360995), (110, 288796), (124, 256190), (136, 233585), (137, 231880), (155, 204952), (170, 186868), (187, 169880), (220, 144398), (248, 128095), (274, 115940), (310, 102476), (340, 93434), (341, 93160), (374, 84940), (440, 72199), (527, 60280), (548, 57970), (620, 51238), (680, 46717), (682, 46580), (685, 46376), (748, 42470), (935, 33976), (1054, 30140), (1096, 28985), (1240, 25619), (1364, 23290), (1370, 23188), (1496, 21235), (1507, 21080), (1705, 18632), (1870, 16988), (2108, 15070), (2329, 13640), (2635, 12056), (2728, 11645), (2740, 11594), (3014, 10540), (3410, 9316), (3740, 8494), (4216, 7535), (4247, 7480), (4658, 6820), (5270, 6028), (5480, 5797)]