138691520

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1$

素因数の和:131

約数の個数: 168

約数和(自身を含む): 381359664

約数和(自身を除く): 242668144

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 41, 44, 55, 62, 64, 80, 82, 88, 110, 124, 155, 160, 164, 176, 205, 220, 248, 310, 320, 328, 341, 352, 410, 440, 451, 496, 620, 656, 682, 704, 820, 880, 902, 961, 992, 1240, 1271, 1312, 1364, 1640, 1705, 1760, 1804, 1922, 1984, 2255, 2480, 2542, 2624, 2728, 3280, 3410, 3520, 3608, 3844, 4510, 4805, 4960, 5084, 5456, 6355, 6560, 6820, 7216, 7688, 9020, 9610, 9920, 10168, 10571, 10912, 12710, 13120, 13640, 13981, 14432, 15376, 18040, 19220, 20336, 21142, 21824, 25420, 27280, 27962, 28864, 30752, 36080, 38440, 39401, 40672, 42284, 50840, 52855, 54560, 55924, 61504, 69905, 72160, 76880, 78802, 81344, 84568, 101680, 105710, 109120, 111848, 139810, 144320, 153760, 157604, 169136, 197005, 203360, 211420, 223696, 279620, 307520, 315208, 338272, 394010, 406720, 422840, 433411, 447392, 559240, 630416, 676544, 788020, 845680, 866822, 894784, 1118480, 1260832, 1576040, 1691360, 1733644, 2167055, 2236960, 2521664, 3152080, 3382720, 3467288, 4334110, 4473920, 6304160, 6934576, 8668220, 12608320, 13869152, 17336440, 27738304, 34672880, 69345760, 138691520]

約数ペア:

[(1, 138691520), (2, 69345760), (4, 34672880), (5, 27738304), (8, 17336440), (10, 13869152), (11, 12608320), (16, 8668220), (20, 6934576), (22, 6304160), (31, 4473920), (32, 4334110), (40, 3467288), (41, 3382720), (44, 3152080), (55, 2521664), (62, 2236960), (64, 2167055), (80, 1733644), (82, 1691360), (88, 1576040), (110, 1260832), (124, 1118480), (155, 894784), (160, 866822), (164, 845680), (176, 788020), (205, 676544), (220, 630416), (248, 559240), (310, 447392), (320, 433411), (328, 422840), (341, 406720), (352, 394010), (410, 338272), (440, 315208), (451, 307520), (496, 279620), (620, 223696), (656, 211420), (682, 203360), (704, 197005), (820, 169136), (880, 157604), (902, 153760), (961, 144320), (992, 139810), (1240, 111848), (1271, 109120), (1312, 105710), (1364, 101680), (1640, 84568), (1705, 81344), (1760, 78802), (1804, 76880), (1922, 72160), (1984, 69905), (2255, 61504), (2480, 55924), (2542, 54560), (2624, 52855), (2728, 50840), (3280, 42284), (3410, 40672), (3520, 39401), (3608, 38440), (3844, 36080), (4510, 30752), (4805, 28864), (4960, 27962), (5084, 27280), (5456, 25420), (6355, 21824), (6560, 21142), (6820, 20336), (7216, 19220), (7688, 18040), (9020, 15376), (9610, 14432), (9920, 13981), (10168, 13640), (10571, 13120), (10912, 12710)]