268350880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:243

約数の個数: 192

約数和(自身を含む): 766402560

約数和(自身を除く): 498051680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 59, 62, 70, 80, 112, 118, 124, 131, 140, 155, 160, 217, 224, 236, 248, 262, 280, 295, 310, 413, 434, 472, 496, 524, 560, 590, 620, 655, 826, 868, 917, 944, 992, 1048, 1085, 1120, 1180, 1240, 1310, 1652, 1736, 1829, 1834, 1888, 2065, 2096, 2170, 2360, 2480, 2620, 3304, 3472, 3658, 3668, 4061, 4130, 4192, 4340, 4585, 4720, 4960, 5240, 6608, 6944, 7316, 7336, 7729, 8122, 8260, 8680, 9145, 9170, 9440, 10480, 12803, 13216, 14632, 14672, 15458, 16244, 16520, 17360, 18290, 18340, 20305, 20960, 25606, 28427, 29264, 29344, 30916, 32488, 33040, 34720, 36580, 36680, 38645, 40610, 51212, 54103, 56854, 58528, 61832, 64015, 64976, 66080, 73160, 73360, 77290, 81220, 102424, 108206, 113708, 123664, 128030, 129952, 142135, 146320, 146720, 154580, 162440, 204848, 216412, 227416, 239599, 247328, 256060, 270515, 284270, 292640, 309160, 324880, 409696, 432824, 454832, 479198, 512120, 541030, 568540, 618320, 649760, 865648, 909664, 958396, 1024240, 1082060, 1137080, 1197995, 1236640, 1677193, 1731296, 1916792, 2048480, 2164120, 2274160, 2395990, 3354386, 3833584, 4328240, 4548320, 4791980, 6708772, 7667168, 8385965, 8656480, 9583960, 13417544, 16771930, 19167920, 26835088, 33543860, 38335840, 53670176, 67087720, 134175440, 268350880]

約数ペア:

[(1, 268350880), (2, 134175440), (4, 67087720), (5, 53670176), (7, 38335840), (8, 33543860), (10, 26835088), (14, 19167920), (16, 16771930), (20, 13417544), (28, 9583960), (31, 8656480), (32, 8385965), (35, 7667168), (40, 6708772), (56, 4791980), (59, 4548320), (62, 4328240), (70, 3833584), (80, 3354386), (112, 2395990), (118, 2274160), (124, 2164120), (131, 2048480), (140, 1916792), (155, 1731296), (160, 1677193), (217, 1236640), (224, 1197995), (236, 1137080), (248, 1082060), (262, 1024240), (280, 958396), (295, 909664), (310, 865648), (413, 649760), (434, 618320), (472, 568540), (496, 541030), (524, 512120), (560, 479198), (590, 454832), (620, 432824), (655, 409696), (826, 324880), (868, 309160), (917, 292640), (944, 284270), (992, 270515), (1048, 256060), (1085, 247328), (1120, 239599), (1180, 227416), (1240, 216412), (1310, 204848), (1652, 162440), (1736, 154580), (1829, 146720), (1834, 146320), (1888, 142135), (2065, 129952), (2096, 128030), (2170, 123664), (2360, 113708), (2480, 108206), (2620, 102424), (3304, 81220), (3472, 77290), (3658, 73360), (3668, 73160), (4061, 66080), (4130, 64976), (4192, 64015), (4340, 61832), (4585, 58528), (4720, 56854), (4960, 54103), (5240, 51212), (6608, 40610), (6944, 38645), (7316, 36680), (7336, 36580), (7729, 34720), (8122, 33040), (8260, 32488), (8680, 30916), (9145, 29344), (9170, 29264), (9440, 28427), (10480, 25606), (12803, 20960), (13216, 20305), (14632, 18340), (14672, 18290), (15458, 17360), (16244, 16520)]