280247796

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{136573}}^1$

素因数の和:136605

約数の個数: 48

約数和(自身を含む): 764814400

約数和(自身を除く): 484566604

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 136573, 273146, 409719, 546292, 819438, 1229157, 1638876, 2458314, 2594887, 3687471, 4916628, 5189774, 7374942, 7784661, 10379548, 14749884, 15569322, 23353983, 31138644, 46707966, 70061949, 93415932, 140123898, 280247796]

約数ペア:

[(1, 280247796), (2, 140123898), (3, 93415932), (4, 70061949), (6, 46707966), (9, 31138644), (12, 23353983), (18, 15569322), (19, 14749884), (27, 10379548), (36, 7784661), (38, 7374942), (54, 5189774), (57, 4916628), (76, 3687471), (108, 2594887), (114, 2458314), (171, 1638876), (228, 1229157), (342, 819438), (513, 546292), (684, 409719), (1026, 273146), (2052, 136573)]