90303920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^2\times {\mathrm{73}}^1$

素因数の和:187

約数の個数: 120

約数和(自身を含む): 248522784

約数和(自身を除く): 158218864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 73, 80, 94, 112, 140, 146, 188, 235, 280, 292, 329, 365, 376, 470, 511, 560, 584, 658, 730, 752, 940, 1022, 1168, 1316, 1460, 1645, 1880, 2044, 2209, 2555, 2632, 2920, 3290, 3431, 3760, 4088, 4418, 5110, 5264, 5840, 6580, 6862, 8176, 8836, 10220, 11045, 13160, 13724, 15463, 17155, 17672, 20440, 22090, 24017, 26320, 27448, 30926, 34310, 35344, 40880, 44180, 48034, 54896, 61852, 68620, 77315, 88360, 96068, 120085, 123704, 137240, 154630, 161257, 176720, 192136, 240170, 247408, 274480, 309260, 322514, 384272, 480340, 618520, 645028, 806285, 960680, 1128799, 1237040, 1290056, 1612570, 1921360, 2257598, 2580112, 3225140, 4515196, 5643995, 6450280, 9030392, 11287990, 12900560, 18060784, 22575980, 45151960, 90303920]

約数ペア:

[(1, 90303920), (2, 45151960), (4, 22575980), (5, 18060784), (7, 12900560), (8, 11287990), (10, 9030392), (14, 6450280), (16, 5643995), (20, 4515196), (28, 3225140), (35, 2580112), (40, 2257598), (47, 1921360), (56, 1612570), (70, 1290056), (73, 1237040), (80, 1128799), (94, 960680), (112, 806285), (140, 645028), (146, 618520), (188, 480340), (235, 384272), (280, 322514), (292, 309260), (329, 274480), (365, 247408), (376, 240170), (470, 192136), (511, 176720), (560, 161257), (584, 154630), (658, 137240), (730, 123704), (752, 120085), (940, 96068), (1022, 88360), (1168, 77315), (1316, 68620), (1460, 61852), (1645, 54896), (1880, 48034), (2044, 44180), (2209, 40880), (2555, 35344), (2632, 34310), (2920, 30926), (3290, 27448), (3431, 26320), (3760, 24017), (4088, 22090), (4418, 20440), (5110, 17672), (5264, 17155), (5840, 15463), (6580, 13724), (6862, 13160), (8176, 11045), (8836, 10220)]