208046580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1$

素因数の和:127

約数の個数: 288

約数和(自身を含む): 749199360

約数和(自身を除く): 541152780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 29, 30, 31, 35, 38, 42, 57, 58, 60, 62, 70, 76, 84, 87, 93, 95, 105, 114, 116, 124, 133, 140, 145, 155, 174, 186, 190, 203, 210, 217, 228, 266, 285, 290, 310, 348, 372, 380, 399, 406, 420, 434, 435, 465, 532, 551, 570, 580, 589, 609, 620, 651, 665, 798, 812, 841, 868, 870, 899, 930, 1015, 1085, 1102, 1140, 1178, 1218, 1302, 1330, 1596, 1653, 1682, 1740, 1767, 1798, 1860, 1995, 2030, 2170, 2204, 2356, 2436, 2523, 2604, 2660, 2697, 2755, 2945, 3045, 3255, 3306, 3364, 3534, 3596, 3857, 3990, 4060, 4123, 4205, 4340, 4495, 5046, 5394, 5510, 5887, 5890, 6090, 6293, 6510, 6612, 7068, 7714, 7980, 8246, 8265, 8410, 8835, 8990, 10092, 10788, 11020, 11571, 11774, 11780, 12180, 12369, 12586, 12615, 13020, 13485, 15428, 15979, 16492, 16530, 16820, 17081, 17661, 17670, 17980, 18879, 19285, 20615, 23142, 23548, 24738, 25172, 25230, 26071, 26970, 29435, 31465, 31958, 33060, 34162, 35322, 35340, 37758, 38570, 41230, 46284, 47937, 49476, 50460, 51243, 52142, 53940, 57855, 58870, 61845, 62930, 63916, 68324, 70644, 75516, 77140, 78213, 79895, 82460, 85405, 88305, 94395, 95874, 102486, 104284, 111853, 115710, 117740, 119567, 123690, 125860, 130355, 156426, 159790, 170810, 176610, 182497, 188790, 191748, 204972, 223706, 231420, 239134, 239685, 247380, 256215, 260710, 312852, 319580, 335559, 341620, 353220, 358701, 364994, 377580, 391065, 447412, 478268, 479370, 495349, 512430, 521420, 547491, 559265, 597835, 671118, 717402, 729988, 782130, 912485, 958740, 990698, 1024860, 1094982, 1118530, 1195670, 1342236, 1434804, 1486047, 1564260, 1677795, 1793505, 1824970, 1981396, 2189964, 2237060, 2391340, 2476745, 2737455, 2972094, 3355590, 3467443, 3587010, 3649940, 4953490, 5474910, 5944188, 6711180, 6934886, 7174020, 7430235, 9906980, 10402329, 10949820, 13869772, 14860470, 17337215, 20804658, 29720940, 34674430, 41609316, 52011645, 69348860, 104023290, 208046580]

約数ペア:

[(1, 208046580), (2, 104023290), (3, 69348860), (4, 52011645), (5, 41609316), (6, 34674430), (7, 29720940), (10, 20804658), (12, 17337215), (14, 14860470), (15, 13869772), (19, 10949820), (20, 10402329), (21, 9906980), (28, 7430235), (29, 7174020), (30, 6934886), (31, 6711180), (35, 5944188), (38, 5474910), (42, 4953490), (57, 3649940), (58, 3587010), (60, 3467443), (62, 3355590), (70, 2972094), (76, 2737455), (84, 2476745), (87, 2391340), (93, 2237060), (95, 2189964), (105, 1981396), (114, 1824970), (116, 1793505), (124, 1677795), (133, 1564260), (140, 1486047), (145, 1434804), (155, 1342236), (174, 1195670), (186, 1118530), (190, 1094982), (203, 1024860), (210, 990698), (217, 958740), (228, 912485), (266, 782130), (285, 729988), (290, 717402), (310, 671118), (348, 597835), (372, 559265), (380, 547491), (399, 521420), (406, 512430), (420, 495349), (434, 479370), (435, 478268), (465, 447412), (532, 391065), (551, 377580), (570, 364994), (580, 358701), (589, 353220), (609, 341620), (620, 335559), (651, 319580), (665, 312852), (798, 260710), (812, 256215), (841, 247380), (868, 239685), (870, 239134), (899, 231420), (930, 223706), (1015, 204972), (1085, 191748), (1102, 188790), (1140, 182497), (1178, 176610), (1218, 170810), (1302, 159790), (1330, 156426), (1596, 130355), (1653, 125860), (1682, 123690), (1740, 119567), (1767, 117740), (1798, 115710), (1860, 111853), (1995, 104284), (2030, 102486), (2170, 95874), (2204, 94395), (2356, 88305), (2436, 85405), (2523, 82460), (2604, 79895), (2660, 78213), (2697, 77140), (2755, 75516), (2945, 70644), (3045, 68324), (3255, 63916), (3306, 62930), (3364, 61845), (3534, 58870), (3596, 57855), (3857, 53940), (3990, 52142), (4060, 51243), (4123, 50460), (4205, 49476), (4340, 47937), (4495, 46284), (5046, 41230), (5394, 38570), (5510, 37758), (5887, 35340), (5890, 35322), (6090, 34162), (6293, 33060), (6510, 31958), (6612, 31465), (7068, 29435), (7714, 26970), (7980, 26071), (8246, 25230), (8265, 25172), (8410, 24738), (8835, 23548), (8990, 23142), (10092, 20615), (10788, 19285), (11020, 18879), (11571, 17980), (11774, 17670), (11780, 17661), (12180, 17081), (12369, 16820), (12586, 16530), (12615, 16492), (13020, 15979), (13485, 15428)]