844336640

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:217

約数の個数: 240

約数和(自身を含む): 2418273792

約数和(自身を除く): 1573937152

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, 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, 5194, 5936, 6223, 6272, 6731, 6784, 7112, 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, 40640, 41552, 47117, 47488, 49784, 51940, 53848, 56896, 59360, 62230, 62720, 65024, 67310, 67840, 71120, 81280, 83104, 94234, 94976, 99568, 103880, 107696, 113792, 118720, 124460, 125440, 134620, 135680, 142240, 162560, 166208, 188468, 189952, 199136, 207760, 215392, 227584, 235585, 237440, 248920, 269240, 284480, 325120, 329819, 332416, 376936, 398272, 415520, 430784, 455168, 471170, 474880, 497840, 538480, 568960, 659638, 664832, 753872, 796544, 831040, 861568, 942340, 949760, 995680, 1076960, 1137920, 1319276, 1329664, 1507744, 1593088, 1649095, 1662080, 1723136, 1884680, 1991360, 2153920, 2275840, 2638552, 3015488, 3186176, 3298190, 3324160, 3446272, 3769360, 3982720, 4307840, 5277104, 6030976, 6596380, 6648320, 7538720, 7965440, 8615680, 10554208, 12061952, 13192760, 15077440, 15930880, 17231360, 21108416, 24123904, 26385520, 30154880, 42216832, 52771040, 60309760, 84433664, 105542080, 120619520, 168867328, 211084160, 422168320, 844336640]

約数ペア:

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