228728325

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{109}}^1\times {\mathrm{571}}^1$

素因数の和:707

約数の個数: 72

約数和(自身を含む): 444718560

約数和(自身を除く): 215990235

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 109, 147, 175, 245, 327, 525, 545, 571, 735, 763, 1225, 1635, 1713, 2289, 2725, 2855, 3675, 3815, 3997, 5341, 8175, 8565, 11445, 11991, 14275, 16023, 19075, 19985, 26705, 27979, 42825, 57225, 59955, 62239, 80115, 83937, 99925, 133525, 139895, 186717, 299775, 311195, 400575, 419685, 435673, 699475, 933585, 1307019, 1555975, 2098425, 2178365, 3049711, 4667925, 6535095, 9149133, 10891825, 15248555, 32675475, 45745665, 76242775, 228728325]

約数ペア:

[(1, 228728325), (3, 76242775), (5, 45745665), (7, 32675475), (15, 15248555), (21, 10891825), (25, 9149133), (35, 6535095), (49, 4667925), (75, 3049711), (105, 2178365), (109, 2098425), (147, 1555975), (175, 1307019), (245, 933585), (327, 699475), (525, 435673), (545, 419685), (571, 400575), (735, 311195), (763, 299775), (1225, 186717), (1635, 139895), (1713, 133525), (2289, 99925), (2725, 83937), (2855, 80115), (3675, 62239), (3815, 59955), (3997, 57225), (5341, 42825), (8175, 27979), (8565, 26705), (11445, 19985), (11991, 19075), (14275, 16023)]