206512320

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{389}}^1$

素因数の和:495

約数の個数: 224

約数和(自身を含む): 760780800

約数和(自身を除く): 554268480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 79, 80, 84, 96, 105, 112, 120, 140, 158, 160, 168, 192, 210, 224, 237, 240, 280, 316, 320, 336, 389, 395, 420, 448, 474, 480, 553, 560, 632, 672, 778, 790, 840, 948, 960, 1106, 1120, 1167, 1185, 1264, 1344, 1556, 1580, 1659, 1680, 1896, 1945, 2212, 2240, 2334, 2370, 2528, 2723, 2765, 3112, 3160, 3318, 3360, 3792, 3890, 4424, 4668, 4740, 5056, 5446, 5530, 5835, 6224, 6320, 6636, 6720, 7584, 7780, 8169, 8295, 8848, 9336, 9480, 10892, 11060, 11670, 12448, 12640, 13272, 13615, 15168, 15560, 16338, 16590, 17696, 18672, 18960, 21784, 22120, 23340, 24896, 25280, 26544, 27230, 30731, 31120, 32676, 33180, 35392, 37344, 37920, 40845, 43568, 44240, 46680, 53088, 54460, 61462, 62240, 65352, 66360, 74688, 75840, 81690, 87136, 88480, 92193, 93360, 106176, 108920, 122924, 124480, 130704, 132720, 153655, 163380, 174272, 176960, 184386, 186720, 215117, 217840, 245848, 261408, 265440, 307310, 326760, 368772, 373440, 430234, 435680, 460965, 491696, 522816, 530880, 614620, 645351, 653520, 737544, 860468, 871360, 921930, 983392, 1075585, 1229240, 1290702, 1307040, 1475088, 1720936, 1843860, 1966784, 2151170, 2458480, 2581404, 2614080, 2950176, 3226755, 3441872, 3687720, 4302340, 4916960, 5162808, 5900352, 6453510, 6883744, 7375440, 8604680, 9833920, 10325616, 12907020, 13767488, 14750880, 17209360, 20651232, 25814040, 29501760, 34418720, 41302464, 51628080, 68837440, 103256160, 206512320]

約数ペア:

[(1, 206512320), (2, 103256160), (3, 68837440), (4, 51628080), (5, 41302464), (6, 34418720), (7, 29501760), (8, 25814040), (10, 20651232), (12, 17209360), (14, 14750880), (15, 13767488), (16, 12907020), (20, 10325616), (21, 9833920), (24, 8604680), (28, 7375440), (30, 6883744), (32, 6453510), (35, 5900352), (40, 5162808), (42, 4916960), (48, 4302340), (56, 3687720), (60, 3441872), (64, 3226755), (70, 2950176), (79, 2614080), (80, 2581404), (84, 2458480), (96, 2151170), (105, 1966784), (112, 1843860), (120, 1720936), (140, 1475088), (158, 1307040), (160, 1290702), (168, 1229240), (192, 1075585), (210, 983392), (224, 921930), (237, 871360), (240, 860468), (280, 737544), (316, 653520), (320, 645351), (336, 614620), (389, 530880), (395, 522816), (420, 491696), (448, 460965), (474, 435680), (480, 430234), (553, 373440), (560, 368772), (632, 326760), (672, 307310), (778, 265440), (790, 261408), (840, 245848), (948, 217840), (960, 215117), (1106, 186720), (1120, 184386), (1167, 176960), (1185, 174272), (1264, 163380), (1344, 153655), (1556, 132720), (1580, 130704), (1659, 124480), (1680, 122924), (1896, 108920), (1945, 106176), (2212, 93360), (2240, 92193), (2334, 88480), (2370, 87136), (2528, 81690), (2723, 75840), (2765, 74688), (3112, 66360), (3160, 65352), (3318, 62240), (3360, 61462), (3792, 54460), (3890, 53088), (4424, 46680), (4668, 44240), (4740, 43568), (5056, 40845), (5446, 37920), (5530, 37344), (5835, 35392), (6224, 33180), (6320, 32676), (6636, 31120), (6720, 30731), (7584, 27230), (7780, 26544), (8169, 25280), (8295, 24896), (8848, 23340), (9336, 22120), (9480, 21784), (10892, 18960), (11060, 18672), (11670, 17696), (12448, 16590), (12640, 16338), (13272, 15560), (13615, 15168)]