857219520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:315

約数の個数: 224

約数和(自身を含む): 2809036800

約数和(自身を除く): 1951817280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 89, 96, 120, 127, 158, 160, 178, 192, 237, 240, 254, 267, 316, 320, 356, 381, 395, 445, 474, 480, 508, 534, 632, 635, 712, 762, 790, 890, 948, 960, 1016, 1068, 1185, 1264, 1270, 1335, 1424, 1524, 1580, 1780, 1896, 1905, 2032, 2136, 2370, 2528, 2540, 2670, 2848, 3048, 3160, 3560, 3792, 3810, 4064, 4272, 4740, 5056, 5080, 5340, 5696, 6096, 6320, 7031, 7120, 7584, 7620, 8128, 8544, 9480, 10033, 10160, 10680, 11303, 12192, 12640, 14062, 14240, 15168, 15240, 17088, 18960, 20066, 20320, 21093, 21360, 22606, 24384, 25280, 28124, 28480, 30099, 30480, 33909, 35155, 37920, 40132, 40640, 42186, 42720, 45212, 50165, 56248, 56515, 60198, 60960, 67818, 70310, 75840, 80264, 84372, 85440, 90424, 100330, 105465, 112496, 113030, 120396, 121920, 135636, 140620, 150495, 160528, 168744, 169545, 180848, 200660, 210930, 224992, 226060, 240792, 271272, 281240, 300990, 321056, 337488, 339090, 361696, 401320, 421860, 449984, 452120, 481584, 542544, 562480, 601980, 642112, 674976, 678180, 723392, 802640, 843720, 892937, 904240, 963168, 1085088, 1124960, 1203960, 1349952, 1356360, 1605280, 1687440, 1785874, 1808480, 1926336, 2170176, 2249920, 2407920, 2678811, 2712720, 3210560, 3374880, 3571748, 3616960, 4464685, 4815840, 5357622, 5425440, 6749760, 7143496, 8929370, 9631680, 10715244, 10850880, 13394055, 14286992, 17858740, 21430488, 26788110, 28573984, 35717480, 42860976, 53576220, 57147968, 71434960, 85721952, 107152440, 142869920, 171443904, 214304880, 285739840, 428609760, 857219520]

約数ペア:

[(1, 857219520), (2, 428609760), (3, 285739840), (4, 214304880), (5, 171443904), (6, 142869920), (8, 107152440), (10, 85721952), (12, 71434960), (15, 57147968), (16, 53576220), (20, 42860976), (24, 35717480), (30, 28573984), (32, 26788110), (40, 21430488), (48, 17858740), (60, 14286992), (64, 13394055), (79, 10850880), (80, 10715244), (89, 9631680), (96, 8929370), (120, 7143496), (127, 6749760), (158, 5425440), (160, 5357622), (178, 4815840), (192, 4464685), (237, 3616960), (240, 3571748), (254, 3374880), (267, 3210560), (316, 2712720), (320, 2678811), (356, 2407920), (381, 2249920), (395, 2170176), (445, 1926336), (474, 1808480), (480, 1785874), (508, 1687440), (534, 1605280), (632, 1356360), (635, 1349952), (712, 1203960), (762, 1124960), (790, 1085088), (890, 963168), (948, 904240), (960, 892937), (1016, 843720), (1068, 802640), (1185, 723392), (1264, 678180), (1270, 674976), (1335, 642112), (1424, 601980), (1524, 562480), (1580, 542544), (1780, 481584), (1896, 452120), (1905, 449984), (2032, 421860), (2136, 401320), (2370, 361696), (2528, 339090), (2540, 337488), (2670, 321056), (2848, 300990), (3048, 281240), (3160, 271272), (3560, 240792), (3792, 226060), (3810, 224992), (4064, 210930), (4272, 200660), (4740, 180848), (5056, 169545), (5080, 168744), (5340, 160528), (5696, 150495), (6096, 140620), (6320, 135636), (7031, 121920), (7120, 120396), (7584, 113030), (7620, 112496), (8128, 105465), (8544, 100330), (9480, 90424), (10033, 85440), (10160, 84372), (10680, 80264), (11303, 75840), (12192, 70310), (12640, 67818), (14062, 60960), (14240, 60198), (15168, 56515), (15240, 56248), (17088, 50165), (18960, 45212), (20066, 42720), (20320, 42186), (21093, 40640), (21360, 40132), (22606, 37920), (24384, 35155), (25280, 33909), (28124, 30480), (28480, 30099)]