285253072

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:189

約数の個数: 120

約数和(自身を含む): 640459008

約数和(自身を除く): 355205936

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 41, 52, 62, 82, 83, 104, 124, 164, 166, 169, 208, 248, 328, 332, 338, 403, 496, 533, 656, 664, 676, 806, 1066, 1079, 1271, 1328, 1352, 1612, 2132, 2158, 2542, 2573, 2704, 3224, 3403, 4264, 4316, 5084, 5146, 5239, 6448, 6806, 6929, 8528, 8632, 10168, 10292, 10478, 13612, 13858, 14027, 16523, 17264, 20336, 20584, 20956, 27224, 27716, 28054, 33046, 33449, 41168, 41912, 44239, 54448, 55432, 56108, 66092, 66898, 83824, 88478, 105493, 110864, 112216, 132184, 133796, 176956, 210986, 214799, 224432, 264368, 267592, 353912, 421972, 429598, 434837, 535184, 575107, 707824, 843944, 859196, 869674, 1150214, 1371409, 1687888, 1718392, 1739348, 2300428, 2742818, 3436784, 3478696, 4600856, 5485636, 6957392, 9201712, 10971272, 17828317, 21942544, 35656634, 71313268, 142626536, 285253072]

約数ペア:

[(1, 285253072), (2, 142626536), (4, 71313268), (8, 35656634), (13, 21942544), (16, 17828317), (26, 10971272), (31, 9201712), (41, 6957392), (52, 5485636), (62, 4600856), (82, 3478696), (83, 3436784), (104, 2742818), (124, 2300428), (164, 1739348), (166, 1718392), (169, 1687888), (208, 1371409), (248, 1150214), (328, 869674), (332, 859196), (338, 843944), (403, 707824), (496, 575107), (533, 535184), (656, 434837), (664, 429598), (676, 421972), (806, 353912), (1066, 267592), (1079, 264368), (1271, 224432), (1328, 214799), (1352, 210986), (1612, 176956), (2132, 133796), (2158, 132184), (2542, 112216), (2573, 110864), (2704, 105493), (3224, 88478), (3403, 83824), (4264, 66898), (4316, 66092), (5084, 56108), (5146, 55432), (5239, 54448), (6448, 44239), (6806, 41912), (6929, 41168), (8528, 33449), (8632, 33046), (10168, 28054), (10292, 27716), (10478, 27224), (13612, 20956), (13858, 20584), (14027, 20336), (16523, 17264)]