211227552

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{401}}^1$

素因数の和:507

約数の個数: 144

約数和(自身を含む): 632136960

約数和(自身を除く): 420909408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 59, 62, 72, 93, 96, 118, 124, 144, 177, 186, 236, 248, 279, 288, 354, 372, 401, 472, 496, 531, 558, 708, 744, 802, 944, 992, 1062, 1116, 1203, 1416, 1488, 1604, 1829, 1888, 2124, 2232, 2406, 2832, 2976, 3208, 3609, 3658, 4248, 4464, 4812, 5487, 5664, 6416, 7218, 7316, 8496, 8928, 9624, 10974, 12431, 12832, 14436, 14632, 16461, 16992, 19248, 21948, 23659, 24862, 28872, 29264, 32922, 37293, 38496, 43896, 47318, 49724, 57744, 58528, 65844, 70977, 74586, 87792, 94636, 99448, 111879, 115488, 131688, 141954, 149172, 175584, 189272, 198896, 212931, 223758, 263376, 283908, 298344, 378544, 397792, 425862, 447516, 526752, 567816, 596688, 733429, 757088, 851724, 895032, 1135632, 1193376, 1466858, 1703448, 1790064, 2200287, 2271264, 2933716, 3406896, 3580128, 4400574, 5867432, 6600861, 6813792, 8801148, 11734864, 13201722, 17602296, 23469728, 26403444, 35204592, 52806888, 70409184, 105613776, 211227552]

約数ペア:

[(1, 211227552), (2, 105613776), (3, 70409184), (4, 52806888), (6, 35204592), (8, 26403444), (9, 23469728), (12, 17602296), (16, 13201722), (18, 11734864), (24, 8801148), (31, 6813792), (32, 6600861), (36, 5867432), (48, 4400574), (59, 3580128), (62, 3406896), (72, 2933716), (93, 2271264), (96, 2200287), (118, 1790064), (124, 1703448), (144, 1466858), (177, 1193376), (186, 1135632), (236, 895032), (248, 851724), (279, 757088), (288, 733429), (354, 596688), (372, 567816), (401, 526752), (472, 447516), (496, 425862), (531, 397792), (558, 378544), (708, 298344), (744, 283908), (802, 263376), (944, 223758), (992, 212931), (1062, 198896), (1116, 189272), (1203, 175584), (1416, 149172), (1488, 141954), (1604, 131688), (1829, 115488), (1888, 111879), (2124, 99448), (2232, 94636), (2406, 87792), (2832, 74586), (2976, 70977), (3208, 65844), (3609, 58528), (3658, 57744), (4248, 49724), (4464, 47318), (4812, 43896), (5487, 38496), (5664, 37293), (6416, 32922), (7218, 29264), (7316, 28872), (8496, 24862), (8928, 23659), (9624, 21948), (10974, 19248), (12431, 16992), (12832, 16461), (14436, 14632)]