209997120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1$

素因数の和:465

約数の個数: 224

約数和(自身を含む): 727862400

約数和(自身を除く): 517865280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 29, 30, 32, 38, 40, 48, 57, 58, 60, 64, 76, 80, 87, 95, 96, 114, 116, 120, 145, 152, 160, 174, 190, 192, 228, 232, 240, 285, 290, 304, 320, 348, 380, 397, 435, 456, 464, 480, 551, 570, 580, 608, 696, 760, 794, 870, 912, 928, 960, 1102, 1140, 1160, 1191, 1216, 1392, 1520, 1588, 1653, 1740, 1824, 1856, 1985, 2204, 2280, 2320, 2382, 2755, 2784, 3040, 3176, 3306, 3480, 3648, 3970, 4408, 4560, 4640, 4764, 5510, 5568, 5955, 6080, 6352, 6612, 6960, 7543, 7940, 8265, 8816, 9120, 9280, 9528, 11020, 11513, 11910, 12704, 13224, 13920, 15086, 15880, 16530, 17632, 18240, 19056, 22040, 22629, 23026, 23820, 25408, 26448, 27840, 30172, 31760, 33060, 34539, 35264, 37715, 38112, 44080, 45258, 46052, 47640, 52896, 57565, 60344, 63520, 66120, 69078, 75430, 76224, 88160, 90516, 92104, 95280, 105792, 113145, 115130, 120688, 127040, 132240, 138156, 150860, 172695, 176320, 181032, 184208, 190560, 218747, 226290, 230260, 241376, 264480, 276312, 301720, 345390, 362064, 368416, 381120, 437494, 452580, 460520, 482752, 528960, 552624, 603440, 656241, 690780, 724128, 736832, 874988, 905160, 921040, 1093735, 1105248, 1206880, 1312482, 1381560, 1448256, 1749976, 1810320, 1842080, 2187470, 2210496, 2413760, 2624964, 2763120, 3281205, 3499952, 3620640, 3684160, 4374940, 5249928, 5526240, 6562410, 6999904, 7241280, 8749880, 10499856, 11052480, 13124820, 13999808, 17499760, 20999712, 26249640, 34999520, 41999424, 52499280, 69999040, 104998560, 209997120]

約数ペア:

[(1, 209997120), (2, 104998560), (3, 69999040), (4, 52499280), (5, 41999424), (6, 34999520), (8, 26249640), (10, 20999712), (12, 17499760), (15, 13999808), (16, 13124820), (19, 11052480), (20, 10499856), (24, 8749880), (29, 7241280), (30, 6999904), (32, 6562410), (38, 5526240), (40, 5249928), (48, 4374940), (57, 3684160), (58, 3620640), (60, 3499952), (64, 3281205), (76, 2763120), (80, 2624964), (87, 2413760), (95, 2210496), (96, 2187470), (114, 1842080), (116, 1810320), (120, 1749976), (145, 1448256), (152, 1381560), (160, 1312482), (174, 1206880), (190, 1105248), (192, 1093735), (228, 921040), (232, 905160), (240, 874988), (285, 736832), (290, 724128), (304, 690780), (320, 656241), (348, 603440), (380, 552624), (397, 528960), (435, 482752), (456, 460520), (464, 452580), (480, 437494), (551, 381120), (570, 368416), (580, 362064), (608, 345390), (696, 301720), (760, 276312), (794, 264480), (870, 241376), (912, 230260), (928, 226290), (960, 218747), (1102, 190560), (1140, 184208), (1160, 181032), (1191, 176320), (1216, 172695), (1392, 150860), (1520, 138156), (1588, 132240), (1653, 127040), (1740, 120688), (1824, 115130), (1856, 113145), (1985, 105792), (2204, 95280), (2280, 92104), (2320, 90516), (2382, 88160), (2755, 76224), (2784, 75430), (3040, 69078), (3176, 66120), (3306, 63520), (3480, 60344), (3648, 57565), (3970, 52896), (4408, 47640), (4560, 46052), (4640, 45258), (4764, 44080), (5510, 38112), (5568, 37715), (5955, 35264), (6080, 34539), (6352, 33060), (6612, 31760), (6960, 30172), (7543, 27840), (7940, 26448), (8265, 25408), (8816, 23820), (9120, 23026), (9280, 22629), (9528, 22040), (11020, 19056), (11513, 18240), (11910, 17632), (12704, 16530), (13224, 15880), (13920, 15086)]