20163946440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2357}}^1\times {\mathrm{6481}}^1$

素因数の和:8863

約数の個数: 128

約数和(自身を含む): 66029281920

約数和(自身を除く): 45865335480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 2357, 4714, 6481, 7071, 9428, 11785, 12962, 14142, 18856, 19443, 23570, 25924, 25927, 28284, 32405, 35355, 38886, 47140, 51848, 51854, 56568, 64810, 70710, 71291, 77772, 77781, 94280, 97215, 103708, 129620, 129635, 141420, 142582, 155544, 155562, 194430, 207416, 213873, 259240, 259270, 282840, 285164, 311124, 356455, 388860, 388905, 427746, 518540, 570328, 622248, 712910, 777720, 777810, 855492, 1037080, 1069365, 1425820, 1555620, 1710984, 2138730, 2851640, 3111240, 4277460, 8554920, 15275717, 30551434, 45827151, 61102868, 76378585, 91654302, 122205736, 152757170, 168032887, 183308604, 229135755, 305514340, 336065774, 366617208, 458271510, 504098661, 611028680, 672131548, 840164435, 916543020, 1008197322, 1344263096, 1680328870, 1833086040, 2016394644, 2520493305, 3360657740, 4032789288, 5040986610, 6721315480, 10081973220, 20163946440]

約数ペア:

[(1, 20163946440), (2, 10081973220), (3, 6721315480), (4, 5040986610), (5, 4032789288), (6, 3360657740), (8, 2520493305), (10, 2016394644), (11, 1833086040), (12, 1680328870), (15, 1344263096), (20, 1008197322), (22, 916543020), (24, 840164435), (30, 672131548), (33, 611028680), (40, 504098661), (44, 458271510), (55, 366617208), (60, 336065774), (66, 305514340), (88, 229135755), (110, 183308604), (120, 168032887), (132, 152757170), (165, 122205736), (220, 91654302), (264, 76378585), (330, 61102868), (440, 45827151), (660, 30551434), (1320, 15275717), (2357, 8554920), (4714, 4277460), (6481, 3111240), (7071, 2851640), (9428, 2138730), (11785, 1710984), (12962, 1555620), (14142, 1425820), (18856, 1069365), (19443, 1037080), (23570, 855492), (25924, 777810), (25927, 777720), (28284, 712910), (32405, 622248), (35355, 570328), (38886, 518540), (47140, 427746), (51848, 388905), (51854, 388860), (56568, 356455), (64810, 311124), (70710, 285164), (71291, 282840), (77772, 259270), (77781, 259240), (94280, 213873), (97215, 207416), (103708, 194430), (129620, 155562), (129635, 155544), (141420, 142582)]