127708240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:281

約数の個数: 120

約数和(自身を含む): 332478720

約数和(自身を除く): 204770480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 79, 80, 88, 110, 121, 158, 167, 176, 220, 242, 316, 334, 395, 440, 484, 605, 632, 668, 790, 835, 869, 880, 968, 1210, 1264, 1336, 1580, 1670, 1738, 1837, 1936, 2420, 2672, 3160, 3340, 3476, 3674, 4345, 4840, 6320, 6680, 6952, 7348, 8690, 9185, 9559, 9680, 13193, 13360, 13904, 14696, 17380, 18370, 19118, 20207, 26386, 29392, 34760, 36740, 38236, 40414, 47795, 52772, 65965, 69520, 73480, 76472, 80828, 95590, 101035, 105544, 131930, 145123, 146960, 152944, 161656, 191180, 202070, 211088, 263860, 290246, 323312, 382360, 404140, 527720, 580492, 725615, 764720, 808280, 1055440, 1160984, 1451230, 1596353, 1616560, 2321968, 2902460, 3192706, 5804920, 6385412, 7981765, 11609840, 12770824, 15963530, 25541648, 31927060, 63854120, 127708240]

約数ペア:

[(1, 127708240), (2, 63854120), (4, 31927060), (5, 25541648), (8, 15963530), (10, 12770824), (11, 11609840), (16, 7981765), (20, 6385412), (22, 5804920), (40, 3192706), (44, 2902460), (55, 2321968), (79, 1616560), (80, 1596353), (88, 1451230), (110, 1160984), (121, 1055440), (158, 808280), (167, 764720), (176, 725615), (220, 580492), (242, 527720), (316, 404140), (334, 382360), (395, 323312), (440, 290246), (484, 263860), (605, 211088), (632, 202070), (668, 191180), (790, 161656), (835, 152944), (869, 146960), (880, 145123), (968, 131930), (1210, 105544), (1264, 101035), (1336, 95590), (1580, 80828), (1670, 76472), (1738, 73480), (1837, 69520), (1936, 65965), (2420, 52772), (2672, 47795), (3160, 40414), (3340, 38236), (3476, 36740), (3674, 34760), (4345, 29392), (4840, 26386), (6320, 20207), (6680, 19118), (6952, 18370), (7348, 17380), (8690, 14696), (9185, 13904), (9559, 13360), (9680, 13193)]