685136640

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2663}}^1$

素因数の和:2754

約数の個数: 144

約数和(自身を含む): 2221648128

約数和(自身を除く): 1536511488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 67, 80, 96, 120, 128, 134, 160, 192, 201, 240, 256, 268, 320, 335, 384, 402, 480, 536, 640, 670, 768, 804, 960, 1005, 1072, 1280, 1340, 1608, 1920, 2010, 2144, 2663, 2680, 3216, 3840, 4020, 4288, 5326, 5360, 6432, 7989, 8040, 8576, 10652, 10720, 12864, 13315, 15978, 16080, 17152, 21304, 21440, 25728, 26630, 31956, 32160, 39945, 42608, 42880, 51456, 53260, 63912, 64320, 79890, 85216, 85760, 106520, 127824, 128640, 159780, 170432, 178421, 213040, 255648, 257280, 319560, 340864, 356842, 426080, 511296, 535263, 639120, 681728, 713684, 852160, 892105, 1022592, 1070526, 1278240, 1427368, 1704320, 1784210, 2045184, 2141052, 2556480, 2676315, 2854736, 3408640, 3568420, 4282104, 5112960, 5352630, 5709472, 7136840, 8564208, 10225920, 10705260, 11418944, 14273680, 17128416, 21410520, 22837888, 28547360, 34256832, 42821040, 45675776, 57094720, 68513664, 85642080, 114189440, 137027328, 171284160, 228378880, 342568320, 685136640]

約数ペア:

[(1, 685136640), (2, 342568320), (3, 228378880), (4, 171284160), (5, 137027328), (6, 114189440), (8, 85642080), (10, 68513664), (12, 57094720), (15, 45675776), (16, 42821040), (20, 34256832), (24, 28547360), (30, 22837888), (32, 21410520), (40, 17128416), (48, 14273680), (60, 11418944), (64, 10705260), (67, 10225920), (80, 8564208), (96, 7136840), (120, 5709472), (128, 5352630), (134, 5112960), (160, 4282104), (192, 3568420), (201, 3408640), (240, 2854736), (256, 2676315), (268, 2556480), (320, 2141052), (335, 2045184), (384, 1784210), (402, 1704320), (480, 1427368), (536, 1278240), (640, 1070526), (670, 1022592), (768, 892105), (804, 852160), (960, 713684), (1005, 681728), (1072, 639120), (1280, 535263), (1340, 511296), (1608, 426080), (1920, 356842), (2010, 340864), (2144, 319560), (2663, 257280), (2680, 255648), (3216, 213040), (3840, 178421), (4020, 170432), (4288, 159780), (5326, 128640), (5360, 127824), (6432, 106520), (7989, 85760), (8040, 85216), (8576, 79890), (10652, 64320), (10720, 63912), (12864, 53260), (13315, 51456), (15978, 42880), (16080, 42608), (17152, 39945), (21304, 32160), (21440, 31956), (25728, 26630)]