211305920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:251

約数の個数: 224

約数和(自身を含む): 632033280

約数和(自身を除く): 420727360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 31, 32, 34, 35, 40, 56, 62, 64, 68, 70, 80, 85, 112, 119, 124, 136, 140, 155, 160, 170, 179, 217, 224, 238, 248, 272, 280, 310, 320, 340, 358, 434, 448, 476, 496, 527, 544, 560, 595, 620, 680, 716, 868, 895, 952, 992, 1054, 1085, 1088, 1120, 1190, 1240, 1253, 1360, 1432, 1736, 1790, 1904, 1984, 2108, 2170, 2240, 2380, 2480, 2506, 2635, 2720, 2864, 3043, 3472, 3580, 3689, 3808, 4216, 4340, 4760, 4960, 5012, 5270, 5440, 5549, 5728, 6086, 6265, 6944, 7160, 7378, 7616, 8432, 8680, 9520, 9920, 10024, 10540, 11098, 11456, 12172, 12530, 13888, 14320, 14756, 15215, 16864, 17360, 18445, 19040, 20048, 21080, 21301, 22196, 24344, 25060, 27745, 28640, 29512, 30430, 33728, 34720, 36890, 38080, 38843, 40096, 42160, 42602, 44392, 48688, 50120, 55490, 57280, 59024, 60860, 69440, 73780, 77686, 80192, 84320, 85204, 88784, 94333, 97376, 100240, 106505, 110980, 118048, 121720, 147560, 155372, 168640, 170408, 177568, 188666, 194215, 194752, 200480, 213010, 221960, 236096, 243440, 295120, 310744, 340816, 355136, 377332, 388430, 400960, 426020, 443920, 471665, 486880, 590240, 621488, 660331, 681632, 754664, 776860, 852040, 887840, 943330, 973760, 1180480, 1242976, 1320662, 1363264, 1509328, 1553720, 1704080, 1775680, 1886660, 2485952, 2641324, 3018656, 3107440, 3301655, 3408160, 3773320, 5282648, 6037312, 6214880, 6603310, 6816320, 7546640, 10565296, 12429760, 13206620, 15093280, 21130592, 26413240, 30186560, 42261184, 52826480, 105652960, 211305920]

約数ペア:

[(1, 211305920), (2, 105652960), (4, 52826480), (5, 42261184), (7, 30186560), (8, 26413240), (10, 21130592), (14, 15093280), (16, 13206620), (17, 12429760), (20, 10565296), (28, 7546640), (31, 6816320), (32, 6603310), (34, 6214880), (35, 6037312), (40, 5282648), (56, 3773320), (62, 3408160), (64, 3301655), (68, 3107440), (70, 3018656), (80, 2641324), (85, 2485952), (112, 1886660), (119, 1775680), (124, 1704080), (136, 1553720), (140, 1509328), (155, 1363264), (160, 1320662), (170, 1242976), (179, 1180480), (217, 973760), (224, 943330), (238, 887840), (248, 852040), (272, 776860), (280, 754664), (310, 681632), (320, 660331), (340, 621488), (358, 590240), (434, 486880), (448, 471665), (476, 443920), (496, 426020), (527, 400960), (544, 388430), (560, 377332), (595, 355136), (620, 340816), (680, 310744), (716, 295120), (868, 243440), (895, 236096), (952, 221960), (992, 213010), (1054, 200480), (1085, 194752), (1088, 194215), (1120, 188666), (1190, 177568), (1240, 170408), (1253, 168640), (1360, 155372), (1432, 147560), (1736, 121720), (1790, 118048), (1904, 110980), (1984, 106505), (2108, 100240), (2170, 97376), (2240, 94333), (2380, 88784), (2480, 85204), (2506, 84320), (2635, 80192), (2720, 77686), (2864, 73780), (3043, 69440), (3472, 60860), (3580, 59024), (3689, 57280), (3808, 55490), (4216, 50120), (4340, 48688), (4760, 44392), (4960, 42602), (5012, 42160), (5270, 40096), (5440, 38843), (5549, 38080), (5728, 36890), (6086, 34720), (6265, 33728), (6944, 30430), (7160, 29512), (7378, 28640), (7616, 27745), (8432, 25060), (8680, 24344), (9520, 22196), (9920, 21301), (10024, 21080), (10540, 20048), (11098, 19040), (11456, 18445), (12172, 17360), (12530, 16864), (13888, 15215), (14320, 14756)]