280017192

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{128213}}^1$

素因数の和:128242

約数の個数: 64

約数和(自身を含む): 861598080

約数和(自身を除く): 581580888

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 546, 728, 1092, 2184, 128213, 256426, 384639, 512852, 769278, 897491, 1025704, 1538556, 1666769, 1794982, 2692473, 3077112, 3333538, 3589964, 5000307, 5384946, 6667076, 7179928, 10000614, 10769892, 11667383, 13334152, 20001228, 21539784, 23334766, 35002149, 40002456, 46669532, 70004298, 93339064, 140008596, 280017192]

約数ペア:

[(1, 280017192), (2, 140008596), (3, 93339064), (4, 70004298), (6, 46669532), (7, 40002456), (8, 35002149), (12, 23334766), (13, 21539784), (14, 20001228), (21, 13334152), (24, 11667383), (26, 10769892), (28, 10000614), (39, 7179928), (42, 6667076), (52, 5384946), (56, 5000307), (78, 3589964), (84, 3333538), (91, 3077112), (104, 2692473), (156, 1794982), (168, 1666769), (182, 1538556), (273, 1025704), (312, 897491), (364, 769278), (546, 512852), (728, 384639), (1092, 256426), (2184, 128213)]