1720765440

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{349}}^1$

素因数の和:487

約数の個数: 264

約数和(自身を含む): 6035374800

約数和(自身を除く): 4314609360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 107, 120, 128, 144, 160, 180, 192, 214, 240, 256, 288, 320, 321, 349, 360, 384, 428, 480, 512, 535, 576, 640, 642, 698, 720, 768, 856, 960, 963, 1024, 1047, 1070, 1152, 1280, 1284, 1396, 1440, 1536, 1605, 1712, 1745, 1920, 1926, 2094, 2140, 2304, 2560, 2568, 2792, 2880, 3072, 3141, 3210, 3424, 3490, 3840, 3852, 4188, 4280, 4608, 4815, 5120, 5136, 5235, 5584, 5760, 6282, 6420, 6848, 6980, 7680, 7704, 8376, 8560, 9216, 9630, 10272, 10470, 11168, 11520, 12564, 12840, 13696, 13960, 15360, 15408, 15705, 16752, 17120, 19260, 20544, 20940, 22336, 23040, 25128, 25680, 27392, 27920, 30816, 31410, 33504, 34240, 37343, 38520, 41088, 41880, 44672, 46080, 50256, 51360, 54784, 55840, 61632, 62820, 67008, 68480, 74686, 77040, 82176, 83760, 89344, 100512, 102720, 109568, 111680, 112029, 123264, 125640, 134016, 136960, 149372, 154080, 164352, 167520, 178688, 186715, 201024, 205440, 223360, 224058, 246528, 251280, 268032, 273920, 298744, 308160, 328704, 335040, 336087, 357376, 373430, 402048, 410880, 446720, 448116, 493056, 502560, 536064, 547840, 560145, 597488, 616320, 670080, 672174, 746860, 804096, 821760, 893440, 896232, 986112, 1005120, 1072128, 1120290, 1194976, 1232640, 1340160, 1344348, 1493720, 1608192, 1643520, 1680435, 1786880, 1792464, 2010240, 2240580, 2389952, 2465280, 2680320, 2688696, 2987440, 3216384, 3360870, 3584928, 4020480, 4481160, 4779904, 4930560, 5360640, 5377392, 5974880, 6721740, 7169856, 8040960, 8962320, 9559808, 10754784, 11949760, 13443480, 14339712, 16081920, 17924640, 19119616, 21509568, 23899520, 26886960, 28679424, 35849280, 38239232, 43019136, 47799040, 53773920, 57358848, 71698560, 86038272, 95598080, 107547840, 114717696, 143397120, 172076544, 191196160, 215095680, 286794240, 344153088, 430191360, 573588480, 860382720, 1720765440]

約数ペア:

[(1, 1720765440), (2, 860382720), (3, 573588480), (4, 430191360), (5, 344153088), (6, 286794240), (8, 215095680), (9, 191196160), (10, 172076544), (12, 143397120), (15, 114717696), (16, 107547840), (18, 95598080), (20, 86038272), (24, 71698560), (30, 57358848), (32, 53773920), (36, 47799040), (40, 43019136), (45, 38239232), (48, 35849280), (60, 28679424), (64, 26886960), (72, 23899520), (80, 21509568), (90, 19119616), (96, 17924640), (107, 16081920), (120, 14339712), (128, 13443480), (144, 11949760), (160, 10754784), (180, 9559808), (192, 8962320), (214, 8040960), (240, 7169856), (256, 6721740), (288, 5974880), (320, 5377392), (321, 5360640), (349, 4930560), (360, 4779904), (384, 4481160), (428, 4020480), (480, 3584928), (512, 3360870), (535, 3216384), (576, 2987440), (640, 2688696), (642, 2680320), (698, 2465280), (720, 2389952), (768, 2240580), (856, 2010240), (960, 1792464), (963, 1786880), (1024, 1680435), (1047, 1643520), (1070, 1608192), (1152, 1493720), (1280, 1344348), (1284, 1340160), (1396, 1232640), (1440, 1194976), (1536, 1120290), (1605, 1072128), (1712, 1005120), (1745, 986112), (1920, 896232), (1926, 893440), (2094, 821760), (2140, 804096), (2304, 746860), (2560, 672174), (2568, 670080), (2792, 616320), (2880, 597488), (3072, 560145), (3141, 547840), (3210, 536064), (3424, 502560), (3490, 493056), (3840, 448116), (3852, 446720), (4188, 410880), (4280, 402048), (4608, 373430), (4815, 357376), (5120, 336087), (5136, 335040), (5235, 328704), (5584, 308160), (5760, 298744), (6282, 273920), (6420, 268032), (6848, 251280), (6980, 246528), (7680, 224058), (7704, 223360), (8376, 205440), (8560, 201024), (9216, 186715), (9630, 178688), (10272, 167520), (10470, 164352), (11168, 154080), (11520, 149372), (12564, 136960), (12840, 134016), (13696, 125640), (13960, 123264), (15360, 112029), (15408, 111680), (15705, 109568), (16752, 102720), (17120, 100512), (19260, 89344), (20544, 83760), (20940, 82176), (22336, 77040), (23040, 74686), (25128, 68480), (25680, 67008), (27392, 62820), (27920, 61632), (30816, 55840), (31410, 54784), (33504, 51360), (34240, 50256), (37343, 46080), (38520, 44672), (41088, 41880)]