71301440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:392

約数の個数: 112

約数和(自身を含む): 196291200

約数和(自身を除く): 124989760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 139, 140, 160, 224, 229, 278, 280, 320, 448, 458, 556, 560, 695, 916, 973, 1112, 1120, 1145, 1390, 1603, 1832, 1946, 2224, 2240, 2290, 2780, 3206, 3664, 3892, 4448, 4580, 4865, 5560, 6412, 7328, 7784, 8015, 8896, 9160, 9730, 11120, 12824, 14656, 15568, 16030, 18320, 19460, 22240, 25648, 31136, 31831, 32060, 36640, 38920, 44480, 51296, 62272, 63662, 64120, 73280, 77840, 102592, 127324, 128240, 155680, 159155, 222817, 254648, 256480, 311360, 318310, 445634, 509296, 512960, 636620, 891268, 1018592, 1114085, 1273240, 1782536, 2037184, 2228170, 2546480, 3565072, 4456340, 5092960, 7130144, 8912680, 10185920, 14260288, 17825360, 35650720, 71301440]

約数ペア:

[(1, 71301440), (2, 35650720), (4, 17825360), (5, 14260288), (7, 10185920), (8, 8912680), (10, 7130144), (14, 5092960), (16, 4456340), (20, 3565072), (28, 2546480), (32, 2228170), (35, 2037184), (40, 1782536), (56, 1273240), (64, 1114085), (70, 1018592), (80, 891268), (112, 636620), (139, 512960), (140, 509296), (160, 445634), (224, 318310), (229, 311360), (278, 256480), (280, 254648), (320, 222817), (448, 159155), (458, 155680), (556, 128240), (560, 127324), (695, 102592), (916, 77840), (973, 73280), (1112, 64120), (1120, 63662), (1145, 62272), (1390, 51296), (1603, 44480), (1832, 38920), (1946, 36640), (2224, 32060), (2240, 31831), (2290, 31136), (2780, 25648), (3206, 22240), (3664, 19460), (3892, 18320), (4448, 16030), (4580, 15568), (4865, 14656), (5560, 12824), (6412, 11120), (7328, 9730), (7784, 9160), (8015, 8896)]