28856310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:230

約数の個数: 128

約数和(自身を含む): 85847040

約数和(自身を除く): 56990730

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 59, 70, 85, 102, 105, 118, 119, 137, 170, 177, 210, 238, 255, 274, 295, 354, 357, 411, 413, 510, 590, 595, 685, 714, 822, 826, 885, 959, 1003, 1190, 1239, 1370, 1770, 1785, 1918, 2006, 2055, 2065, 2329, 2478, 2877, 3009, 3570, 4110, 4130, 4658, 4795, 5015, 5754, 6018, 6195, 6987, 7021, 8083, 9590, 10030, 11645, 12390, 13974, 14042, 14385, 15045, 16166, 16303, 21063, 23290, 24249, 28770, 30090, 32606, 34935, 35105, 40415, 42126, 48498, 48909, 56581, 69870, 70210, 80830, 81515, 97818, 105315, 113162, 121245, 137411, 163030, 169743, 210630, 242490, 244545, 274822, 282905, 339486, 412233, 489090, 565810, 687055, 824466, 848715, 961877, 1374110, 1697430, 1923754, 2061165, 2885631, 4122330, 4809385, 5771262, 9618770, 14428155, 28856310]

約数ペア:

[(1, 28856310), (2, 14428155), (3, 9618770), (5, 5771262), (6, 4809385), (7, 4122330), (10, 2885631), (14, 2061165), (15, 1923754), (17, 1697430), (21, 1374110), (30, 961877), (34, 848715), (35, 824466), (42, 687055), (51, 565810), (59, 489090), (70, 412233), (85, 339486), (102, 282905), (105, 274822), (118, 244545), (119, 242490), (137, 210630), (170, 169743), (177, 163030), (210, 137411), (238, 121245), (255, 113162), (274, 105315), (295, 97818), (354, 81515), (357, 80830), (411, 70210), (413, 69870), (510, 56581), (590, 48909), (595, 48498), (685, 42126), (714, 40415), (822, 35105), (826, 34935), (885, 32606), (959, 30090), (1003, 28770), (1190, 24249), (1239, 23290), (1370, 21063), (1770, 16303), (1785, 16166), (1918, 15045), (2006, 14385), (2055, 14042), (2065, 13974), (2329, 12390), (2478, 11645), (2877, 10030), (3009, 9590), (3570, 8083), (4110, 7021), (4130, 6987), (4658, 6195), (4795, 6018), (5015, 5754)]