78589620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{463}}^1$

素因数の和:542

約数の個数: 144

約数和(自身を含む): 255370752

約数和(自身を除く): 176781132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 41, 45, 46, 60, 69, 82, 90, 92, 115, 123, 138, 164, 180, 205, 207, 230, 246, 276, 345, 369, 410, 414, 460, 463, 492, 615, 690, 738, 820, 828, 926, 943, 1035, 1230, 1380, 1389, 1476, 1845, 1852, 1886, 2070, 2315, 2460, 2778, 2829, 3690, 3772, 4140, 4167, 4630, 4715, 5556, 5658, 6945, 7380, 8334, 8487, 9260, 9430, 10649, 11316, 13890, 14145, 16668, 16974, 18860, 18983, 20835, 21298, 27780, 28290, 31947, 33948, 37966, 41670, 42435, 42596, 53245, 56580, 56949, 63894, 75932, 83340, 84870, 94915, 95841, 106490, 113898, 127788, 159735, 169740, 170847, 189830, 191682, 212980, 227796, 284745, 319470, 341694, 379660, 383364, 436609, 479205, 569490, 638940, 683388, 854235, 873218, 958410, 1138980, 1309827, 1708470, 1746436, 1916820, 2183045, 2619654, 3416940, 3929481, 4366090, 5239308, 6549135, 7858962, 8732180, 13098270, 15717924, 19647405, 26196540, 39294810, 78589620]

約数ペア:

[(1, 78589620), (2, 39294810), (3, 26196540), (4, 19647405), (5, 15717924), (6, 13098270), (9, 8732180), (10, 7858962), (12, 6549135), (15, 5239308), (18, 4366090), (20, 3929481), (23, 3416940), (30, 2619654), (36, 2183045), (41, 1916820), (45, 1746436), (46, 1708470), (60, 1309827), (69, 1138980), (82, 958410), (90, 873218), (92, 854235), (115, 683388), (123, 638940), (138, 569490), (164, 479205), (180, 436609), (205, 383364), (207, 379660), (230, 341694), (246, 319470), (276, 284745), (345, 227796), (369, 212980), (410, 191682), (414, 189830), (460, 170847), (463, 169740), (492, 159735), (615, 127788), (690, 113898), (738, 106490), (820, 95841), (828, 94915), (926, 84870), (943, 83340), (1035, 75932), (1230, 63894), (1380, 56949), (1389, 56580), (1476, 53245), (1845, 42596), (1852, 42435), (1886, 41670), (2070, 37966), (2315, 33948), (2460, 31947), (2778, 28290), (2829, 27780), (3690, 21298), (3772, 20835), (4140, 18983), (4167, 18860), (4630, 16974), (4715, 16668), (5556, 14145), (5658, 13890), (6945, 11316), (7380, 10649), (8334, 9430), (8487, 9260)]