30457140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{571}}^1$

素因数の和:717

約数の個数: 96

約数和(自身を含む): 98402304

約数和(自身を除く): 67945164

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 127, 140, 210, 254, 381, 420, 508, 571, 635, 762, 889, 1142, 1270, 1524, 1713, 1778, 1905, 2284, 2540, 2667, 2855, 3426, 3556, 3810, 3997, 4445, 5334, 5710, 6852, 7620, 7994, 8565, 8890, 10668, 11420, 11991, 13335, 15988, 17130, 17780, 19985, 23982, 26670, 34260, 39970, 47964, 53340, 59955, 72517, 79940, 119910, 145034, 217551, 239820, 290068, 362585, 435102, 507619, 725170, 870204, 1015238, 1087755, 1450340, 1522857, 2030476, 2175510, 2538095, 3045714, 4351020, 5076190, 6091428, 7614285, 10152380, 15228570, 30457140]

約数ペア:

[(1, 30457140), (2, 15228570), (3, 10152380), (4, 7614285), (5, 6091428), (6, 5076190), (7, 4351020), (10, 3045714), (12, 2538095), (14, 2175510), (15, 2030476), (20, 1522857), (21, 1450340), (28, 1087755), (30, 1015238), (35, 870204), (42, 725170), (60, 507619), (70, 435102), (84, 362585), (105, 290068), (127, 239820), (140, 217551), (210, 145034), (254, 119910), (381, 79940), (420, 72517), (508, 59955), (571, 53340), (635, 47964), (762, 39970), (889, 34260), (1142, 26670), (1270, 23982), (1524, 19985), (1713, 17780), (1778, 17130), (1905, 15988), (2284, 13335), (2540, 11991), (2667, 11420), (2855, 10668), (3426, 8890), (3556, 8565), (3810, 7994), (3997, 7620), (4445, 6852), (5334, 5710)]