178297280

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:251

約数の個数: 168

約数和(自身を含む): 503486928

約数和(自身を除く): 325189648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 83, 98, 112, 137, 140, 160, 166, 196, 224, 245, 274, 280, 320, 332, 392, 415, 448, 490, 548, 560, 581, 664, 685, 784, 830, 959, 980, 1096, 1120, 1162, 1328, 1370, 1568, 1660, 1918, 1960, 2192, 2240, 2324, 2656, 2740, 2905, 3136, 3320, 3836, 3920, 4067, 4384, 4648, 4795, 5312, 5480, 5810, 6640, 6713, 7672, 7840, 8134, 8768, 9296, 9590, 10960, 11371, 11620, 13280, 13426, 15344, 15680, 16268, 18592, 19180, 20335, 21920, 22742, 23240, 26560, 26852, 30688, 32536, 33565, 37184, 38360, 40670, 43840, 45484, 46480, 53704, 56855, 61376, 65072, 67130, 76720, 79597, 81340, 90968, 92960, 107408, 113710, 130144, 134260, 153440, 159194, 162680, 181936, 185920, 214816, 227420, 260288, 268520, 306880, 318388, 325360, 363872, 397985, 429632, 454840, 537040, 557179, 636776, 650720, 727744, 795970, 909680, 1074080, 1114358, 1273552, 1301440, 1591940, 1819360, 2148160, 2228716, 2547104, 2785895, 3183880, 3638720, 4457432, 5094208, 5571790, 6367760, 8914864, 11143580, 12735520, 17829728, 22287160, 25471040, 35659456, 44574320, 89148640, 178297280]

約数ペア:

[(1, 178297280), (2, 89148640), (4, 44574320), (5, 35659456), (7, 25471040), (8, 22287160), (10, 17829728), (14, 12735520), (16, 11143580), (20, 8914864), (28, 6367760), (32, 5571790), (35, 5094208), (40, 4457432), (49, 3638720), (56, 3183880), (64, 2785895), (70, 2547104), (80, 2228716), (83, 2148160), (98, 1819360), (112, 1591940), (137, 1301440), (140, 1273552), (160, 1114358), (166, 1074080), (196, 909680), (224, 795970), (245, 727744), (274, 650720), (280, 636776), (320, 557179), (332, 537040), (392, 454840), (415, 429632), (448, 397985), (490, 363872), (548, 325360), (560, 318388), (581, 306880), (664, 268520), (685, 260288), (784, 227420), (830, 214816), (959, 185920), (980, 181936), (1096, 162680), (1120, 159194), (1162, 153440), (1328, 134260), (1370, 130144), (1568, 113710), (1660, 107408), (1918, 92960), (1960, 90968), (2192, 81340), (2240, 79597), (2324, 76720), (2656, 67130), (2740, 65072), (2905, 61376), (3136, 56855), (3320, 53704), (3836, 46480), (3920, 45484), (4067, 43840), (4384, 40670), (4648, 38360), (4795, 37184), (5312, 33565), (5480, 32536), (5810, 30688), (6640, 26852), (6713, 26560), (7672, 23240), (7840, 22742), (8134, 21920), (8768, 20335), (9296, 19180), (9590, 18592), (10960, 16268), (11371, 15680), (11620, 15344), (13280, 13426)]