1688673280

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:219

約数の個数: 264

約数和(自身を含む): 4838911488

約数和(自身を除く): 3150238208

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 53, 56, 64, 70, 80, 98, 106, 112, 127, 128, 140, 160, 196, 212, 224, 245, 254, 256, 265, 280, 320, 371, 392, 424, 448, 490, 508, 512, 530, 560, 635, 640, 742, 784, 848, 889, 896, 980, 1016, 1024, 1060, 1120, 1270, 1280, 1484, 1568, 1696, 1778, 1792, 1855, 1960, 2032, 2120, 2240, 2540, 2560, 2597, 2968, 3136, 3392, 3556, 3584, 3710, 3920, 4064, 4240, 4445, 4480, 5080, 5120, 5194, 5936, 6223, 6272, 6731, 6784, 7112, 7168, 7420, 7840, 8128, 8480, 8890, 8960, 10160, 10388, 11872, 12446, 12544, 12985, 13462, 13568, 14224, 14840, 15680, 16256, 16960, 17780, 17920, 20320, 20776, 23744, 24892, 25088, 25970, 26924, 27136, 28448, 29680, 31115, 31360, 32512, 33655, 33920, 35560, 35840, 40640, 41552, 47117, 47488, 49784, 50176, 51940, 53848, 54272, 56896, 59360, 62230, 62720, 65024, 67310, 67840, 71120, 81280, 83104, 94234, 94976, 99568, 103880, 107696, 113792, 118720, 124460, 125440, 130048, 134620, 135680, 142240, 162560, 166208, 188468, 189952, 199136, 207760, 215392, 227584, 235585, 237440, 248920, 250880, 269240, 271360, 284480, 325120, 329819, 332416, 376936, 379904, 398272, 415520, 430784, 455168, 471170, 474880, 497840, 538480, 568960, 650240, 659638, 664832, 753872, 796544, 831040, 861568, 910336, 942340, 949760, 995680, 1076960, 1137920, 1319276, 1329664, 1507744, 1593088, 1649095, 1662080, 1723136, 1884680, 1899520, 1991360, 2153920, 2275840, 2638552, 2659328, 3015488, 3186176, 3298190, 3324160, 3446272, 3769360, 3982720, 4307840, 4551680, 5277104, 6030976, 6372352, 6596380, 6648320, 6892544, 7538720, 7965440, 8615680, 10554208, 12061952, 13192760, 13296640, 15077440, 15930880, 17231360, 21108416, 24123904, 26385520, 30154880, 31861760, 34462720, 42216832, 48247808, 52771040, 60309760, 84433664, 105542080, 120619520, 168867328, 211084160, 241239040, 337734656, 422168320, 844336640, 1688673280]

約数ペア:

[(1, 1688673280), (2, 844336640), (4, 422168320), (5, 337734656), (7, 241239040), (8, 211084160), (10, 168867328), (14, 120619520), (16, 105542080), (20, 84433664), (28, 60309760), (32, 52771040), (35, 48247808), (40, 42216832), (49, 34462720), (53, 31861760), (56, 30154880), (64, 26385520), (70, 24123904), (80, 21108416), (98, 17231360), (106, 15930880), (112, 15077440), (127, 13296640), (128, 13192760), (140, 12061952), (160, 10554208), (196, 8615680), (212, 7965440), (224, 7538720), (245, 6892544), (254, 6648320), (256, 6596380), (265, 6372352), (280, 6030976), (320, 5277104), (371, 4551680), (392, 4307840), (424, 3982720), (448, 3769360), (490, 3446272), (508, 3324160), (512, 3298190), (530, 3186176), (560, 3015488), (635, 2659328), (640, 2638552), (742, 2275840), (784, 2153920), (848, 1991360), (889, 1899520), (896, 1884680), (980, 1723136), (1016, 1662080), (1024, 1649095), (1060, 1593088), (1120, 1507744), (1270, 1329664), (1280, 1319276), (1484, 1137920), (1568, 1076960), (1696, 995680), (1778, 949760), (1792, 942340), (1855, 910336), (1960, 861568), (2032, 831040), (2120, 796544), (2240, 753872), (2540, 664832), (2560, 659638), (2597, 650240), (2968, 568960), (3136, 538480), (3392, 497840), (3556, 474880), (3584, 471170), (3710, 455168), (3920, 430784), (4064, 415520), (4240, 398272), (4445, 379904), (4480, 376936), (5080, 332416), (5120, 329819), (5194, 325120), (5936, 284480), (6223, 271360), (6272, 269240), (6731, 250880), (6784, 248920), (7112, 237440), (7168, 235585), (7420, 227584), (7840, 215392), (8128, 207760), (8480, 199136), (8890, 189952), (8960, 188468), (10160, 166208), (10388, 162560), (11872, 142240), (12446, 135680), (12544, 134620), (12985, 130048), (13462, 125440), (13568, 124460), (14224, 118720), (14840, 113792), (15680, 107696), (16256, 103880), (16960, 99568), (17780, 94976), (17920, 94234), (20320, 83104), (20776, 81280), (23744, 71120), (24892, 67840), (25088, 67310), (25970, 65024), (26924, 62720), (27136, 62230), (28448, 59360), (29680, 56896), (31115, 54272), (31360, 53848), (32512, 51940), (33655, 50176), (33920, 49784), (35560, 47488), (35840, 47117), (40640, 41552)]