78210880

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1307}}^1$

素因数の和:1352

約数の個数: 112

約数和(自身を含む): 215286336

約数和(自身を除く): 137075456

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, 1307, 1360, 1496, 1760, 1870, 2614, 2720, 2992, 3520, 3740, 5228, 5440, 5984, 6535, 7480, 10456, 11968, 13070, 14377, 14960, 20912, 22219, 26140, 28754, 29920, 41824, 44438, 52280, 57508, 59840, 71885, 83648, 88876, 104560, 111095, 115016, 143770, 177752, 209120, 222190, 230032, 244409, 287540, 355504, 418240, 444380, 460064, 488818, 575080, 711008, 888760, 920128, 977636, 1150160, 1222045, 1422016, 1777520, 1955272, 2300320, 2444090, 3555040, 3910544, 4600640, 4888180, 7110080, 7821088, 9776360, 15642176, 19552720, 39105440, 78210880]

約数ペア:

[(1, 78210880), (2, 39105440), (4, 19552720), (5, 15642176), (8, 9776360), (10, 7821088), (11, 7110080), (16, 4888180), (17, 4600640), (20, 3910544), (22, 3555040), (32, 2444090), (34, 2300320), (40, 1955272), (44, 1777520), (55, 1422016), (64, 1222045), (68, 1150160), (80, 977636), (85, 920128), (88, 888760), (110, 711008), (136, 575080), (160, 488818), (170, 460064), (176, 444380), (187, 418240), (220, 355504), (272, 287540), (320, 244409), (340, 230032), (352, 222190), (374, 209120), (440, 177752), (544, 143770), (680, 115016), (704, 111095), (748, 104560), (880, 88876), (935, 83648), (1088, 71885), (1307, 59840), (1360, 57508), (1496, 52280), (1760, 44438), (1870, 41824), (2614, 29920), (2720, 28754), (2992, 26140), (3520, 22219), (3740, 20912), (5228, 14960), (5440, 14377), (5984, 13070), (6535, 11968), (7480, 10456)]