637031040

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1291}}^1$

素因数の和:1570

約数の個数: 128

約数和(自身を含む): 2040016320

約数和(自身を除く): 1402985280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 257, 320, 384, 480, 514, 640, 771, 960, 1028, 1285, 1291, 1542, 1920, 2056, 2570, 2582, 3084, 3855, 3873, 4112, 5140, 5164, 6168, 6455, 7710, 7746, 8224, 10280, 10328, 12336, 12910, 15420, 15492, 16448, 19365, 20560, 20656, 24672, 25820, 30840, 30984, 32896, 38730, 41120, 41312, 49344, 51640, 61680, 61968, 77460, 82240, 82624, 98688, 103280, 123360, 123936, 154920, 164480, 165248, 206560, 246720, 247872, 309840, 331787, 413120, 493440, 495744, 619680, 663574, 826240, 995361, 1239360, 1327148, 1658935, 1990722, 2478720, 2654296, 3317870, 3981444, 4976805, 5308592, 6635740, 7962888, 9953610, 10617184, 13271480, 15925776, 19907220, 21234368, 26542960, 31851552, 39814440, 42468736, 53085920, 63703104, 79628880, 106171840, 127406208, 159257760, 212343680, 318515520, 637031040]

約数ペア:

[(1, 637031040), (2, 318515520), (3, 212343680), (4, 159257760), (5, 127406208), (6, 106171840), (8, 79628880), (10, 63703104), (12, 53085920), (15, 42468736), (16, 39814440), (20, 31851552), (24, 26542960), (30, 21234368), (32, 19907220), (40, 15925776), (48, 13271480), (60, 10617184), (64, 9953610), (80, 7962888), (96, 6635740), (120, 5308592), (128, 4976805), (160, 3981444), (192, 3317870), (240, 2654296), (257, 2478720), (320, 1990722), (384, 1658935), (480, 1327148), (514, 1239360), (640, 995361), (771, 826240), (960, 663574), (1028, 619680), (1285, 495744), (1291, 493440), (1542, 413120), (1920, 331787), (2056, 309840), (2570, 247872), (2582, 246720), (3084, 206560), (3855, 165248), (3873, 164480), (4112, 154920), (5140, 123936), (5164, 123360), (6168, 103280), (6455, 98688), (7710, 82624), (7746, 82240), (8224, 77460), (10280, 61968), (10328, 61680), (12336, 51640), (12910, 49344), (15420, 41312), (15492, 41120), (16448, 38730), (19365, 32896), (20560, 30984), (20656, 30840), (24672, 25820)]