78615040

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:178

約数の個数: 160

約数和(自身を含む): 222735744

約数和(自身を除く): 144120704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 64, 70, 80, 82, 107, 112, 128, 140, 160, 164, 205, 214, 224, 256, 280, 287, 320, 328, 410, 428, 448, 512, 535, 560, 574, 640, 656, 749, 820, 856, 896, 1070, 1120, 1148, 1280, 1312, 1435, 1498, 1640, 1712, 1792, 2140, 2240, 2296, 2560, 2624, 2870, 2996, 3280, 3424, 3584, 3745, 4280, 4387, 4480, 4592, 5248, 5740, 5992, 6560, 6848, 7490, 8560, 8774, 8960, 9184, 10496, 11480, 11984, 13120, 13696, 14980, 17120, 17548, 17920, 18368, 20992, 21935, 22960, 23968, 26240, 27392, 29960, 30709, 34240, 35096, 36736, 43870, 45920, 47936, 52480, 54784, 59920, 61418, 68480, 70192, 73472, 87740, 91840, 95872, 104960, 119840, 122836, 136960, 140384, 146944, 153545, 175480, 183680, 191744, 239680, 245672, 273920, 280768, 307090, 350960, 367360, 383488, 479360, 491344, 561536, 614180, 701920, 734720, 958720, 982688, 1123072, 1228360, 1403840, 1917440, 1965376, 2246144, 2456720, 2807680, 3930752, 4913440, 5615360, 7861504, 9826880, 11230720, 15723008, 19653760, 39307520, 78615040]

約数ペア:

[(1, 78615040), (2, 39307520), (4, 19653760), (5, 15723008), (7, 11230720), (8, 9826880), (10, 7861504), (14, 5615360), (16, 4913440), (20, 3930752), (28, 2807680), (32, 2456720), (35, 2246144), (40, 1965376), (41, 1917440), (56, 1403840), (64, 1228360), (70, 1123072), (80, 982688), (82, 958720), (107, 734720), (112, 701920), (128, 614180), (140, 561536), (160, 491344), (164, 479360), (205, 383488), (214, 367360), (224, 350960), (256, 307090), (280, 280768), (287, 273920), (320, 245672), (328, 239680), (410, 191744), (428, 183680), (448, 175480), (512, 153545), (535, 146944), (560, 140384), (574, 136960), (640, 122836), (656, 119840), (749, 104960), (820, 95872), (856, 91840), (896, 87740), (1070, 73472), (1120, 70192), (1148, 68480), (1280, 61418), (1312, 59920), (1435, 54784), (1498, 52480), (1640, 47936), (1712, 45920), (1792, 43870), (2140, 36736), (2240, 35096), (2296, 34240), (2560, 30709), (2624, 29960), (2870, 27392), (2996, 26240), (3280, 23968), (3424, 22960), (3584, 21935), (3745, 20992), (4280, 18368), (4387, 17920), (4480, 17548), (4592, 17120), (5248, 14980), (5740, 13696), (5992, 13120), (6560, 11984), (6848, 11480), (7490, 10496), (8560, 9184), (8774, 8960)]