64469760

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:290

約数の個数: 144

約数和(自身を含む): 209174784

約数和(自身を除く): 144705024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 103, 120, 128, 160, 163, 192, 206, 240, 256, 309, 320, 326, 384, 412, 480, 489, 515, 618, 640, 652, 768, 815, 824, 960, 978, 1030, 1236, 1280, 1304, 1545, 1630, 1648, 1920, 1956, 2060, 2445, 2472, 2608, 3090, 3260, 3296, 3840, 3912, 4120, 4890, 4944, 5216, 6180, 6520, 6592, 7824, 8240, 9780, 9888, 10432, 12360, 13040, 13184, 15648, 16480, 16789, 19560, 19776, 20864, 24720, 26080, 26368, 31296, 32960, 33578, 39120, 39552, 41728, 49440, 50367, 52160, 62592, 65920, 67156, 78240, 79104, 83945, 98880, 100734, 104320, 125184, 131840, 134312, 156480, 167890, 197760, 201468, 208640, 251835, 268624, 312960, 335780, 395520, 402936, 503670, 537248, 625920, 671560, 805872, 1007340, 1074496, 1343120, 1611744, 2014680, 2148992, 2686240, 3223488, 4029360, 4297984, 5372480, 6446976, 8058720, 10744960, 12893952, 16117440, 21489920, 32234880, 64469760]

約数ペア:

[(1, 64469760), (2, 32234880), (3, 21489920), (4, 16117440), (5, 12893952), (6, 10744960), (8, 8058720), (10, 6446976), (12, 5372480), (15, 4297984), (16, 4029360), (20, 3223488), (24, 2686240), (30, 2148992), (32, 2014680), (40, 1611744), (48, 1343120), (60, 1074496), (64, 1007340), (80, 805872), (96, 671560), (103, 625920), (120, 537248), (128, 503670), (160, 402936), (163, 395520), (192, 335780), (206, 312960), (240, 268624), (256, 251835), (309, 208640), (320, 201468), (326, 197760), (384, 167890), (412, 156480), (480, 134312), (489, 131840), (515, 125184), (618, 104320), (640, 100734), (652, 98880), (768, 83945), (815, 79104), (824, 78240), (960, 67156), (978, 65920), (1030, 62592), (1236, 52160), (1280, 50367), (1304, 49440), (1545, 41728), (1630, 39552), (1648, 39120), (1920, 33578), (1956, 32960), (2060, 31296), (2445, 26368), (2472, 26080), (2608, 24720), (3090, 20864), (3260, 19776), (3296, 19560), (3840, 16789), (3912, 16480), (4120, 15648), (4890, 13184), (4944, 13040), (5216, 12360), (6180, 10432), (6520, 9888), (6592, 9780), (7824, 8240)]