168181920

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{683}}^1$

素因数の和:729

約数の個数: 240

約数和(自身を含む): 625695840

約数和(自身を除く): 457513920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 162, 171, 180, 190, 216, 228, 240, 270, 285, 288, 304, 324, 342, 360, 380, 405, 432, 456, 480, 513, 540, 570, 608, 648, 683, 684, 720, 760, 810, 855, 864, 912, 1026, 1080, 1140, 1296, 1366, 1368, 1440, 1520, 1539, 1620, 1710, 1824, 2049, 2052, 2160, 2280, 2565, 2592, 2732, 2736, 3040, 3078, 3240, 3415, 3420, 4098, 4104, 4320, 4560, 5130, 5464, 5472, 6147, 6156, 6480, 6830, 6840, 7695, 8196, 8208, 9120, 10245, 10260, 10928, 12294, 12312, 12960, 12977, 13660, 13680, 15390, 16392, 16416, 18441, 20490, 20520, 21856, 24588, 24624, 25954, 27320, 27360, 30735, 30780, 32784, 36882, 38931, 40980, 41040, 49176, 49248, 51908, 54640, 55323, 61470, 61560, 64885, 65568, 73764, 77862, 81960, 82080, 92205, 98352, 103816, 109280, 110646, 116793, 122940, 123120, 129770, 147528, 155724, 163920, 184410, 194655, 196704, 207632, 221292, 233586, 245880, 246240, 259540, 276615, 295056, 311448, 327840, 350379, 368820, 389310, 415264, 442584, 467172, 491760, 519080, 553230, 583965, 590112, 622896, 700758, 737640, 778620, 885168, 934344, 983520, 1038160, 1051137, 1106460, 1167930, 1245792, 1401516, 1475280, 1557240, 1751895, 1770336, 1868688, 2076320, 2102274, 2212920, 2335860, 2803032, 2950560, 3114480, 3503790, 3737376, 4204548, 4425840, 4671720, 5255685, 5606064, 6228960, 7007580, 8409096, 8851680, 9343440, 10511370, 11212128, 14015160, 16818192, 18686880, 21022740, 28030320, 33636384, 42045480, 56060640, 84090960, 168181920]

約数ペア:

[(1, 168181920), (2, 84090960), (3, 56060640), (4, 42045480), (5, 33636384), (6, 28030320), (8, 21022740), (9, 18686880), (10, 16818192), (12, 14015160), (15, 11212128), (16, 10511370), (18, 9343440), (19, 8851680), (20, 8409096), (24, 7007580), (27, 6228960), (30, 5606064), (32, 5255685), (36, 4671720), (38, 4425840), (40, 4204548), (45, 3737376), (48, 3503790), (54, 3114480), (57, 2950560), (60, 2803032), (72, 2335860), (76, 2212920), (80, 2102274), (81, 2076320), (90, 1868688), (95, 1770336), (96, 1751895), (108, 1557240), (114, 1475280), (120, 1401516), (135, 1245792), (144, 1167930), (152, 1106460), (160, 1051137), (162, 1038160), (171, 983520), (180, 934344), (190, 885168), (216, 778620), (228, 737640), (240, 700758), (270, 622896), (285, 590112), (288, 583965), (304, 553230), (324, 519080), (342, 491760), (360, 467172), (380, 442584), (405, 415264), (432, 389310), (456, 368820), (480, 350379), (513, 327840), (540, 311448), (570, 295056), (608, 276615), (648, 259540), (683, 246240), (684, 245880), (720, 233586), (760, 221292), (810, 207632), (855, 196704), (864, 194655), (912, 184410), (1026, 163920), (1080, 155724), (1140, 147528), (1296, 129770), (1366, 123120), (1368, 122940), (1440, 116793), (1520, 110646), (1539, 109280), (1620, 103816), (1710, 98352), (1824, 92205), (2049, 82080), (2052, 81960), (2160, 77862), (2280, 73764), (2565, 65568), (2592, 64885), (2732, 61560), (2736, 61470), (3040, 55323), (3078, 54640), (3240, 51908), (3415, 49248), (3420, 49176), (4098, 41040), (4104, 40980), (4320, 38931), (4560, 36882), (5130, 32784), (5464, 30780), (5472, 30735), (6147, 27360), (6156, 27320), (6480, 25954), (6830, 24624), (6840, 24588), (7695, 21856), (8196, 20520), (8208, 20490), (9120, 18441), (10245, 16416), (10260, 16392), (10928, 15390), (12294, 13680), (12312, 13660), (12960, 12977)]