135539440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:159

約数の個数: 120

約数和(自身を含む): 341321904

約数和(自身を除く): 205782464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 41, 43, 62, 80, 82, 86, 124, 155, 164, 172, 205, 215, 248, 310, 328, 344, 410, 430, 496, 620, 656, 688, 820, 860, 961, 1240, 1271, 1333, 1640, 1720, 1763, 1922, 2480, 2542, 2666, 3280, 3440, 3526, 3844, 4805, 5084, 5332, 6355, 6665, 7052, 7688, 8815, 9610, 10168, 10664, 12710, 13330, 14104, 15376, 17630, 19220, 20336, 21328, 25420, 26660, 28208, 35260, 38440, 39401, 41323, 50840, 53320, 54653, 70520, 76880, 78802, 82646, 101680, 106640, 109306, 141040, 157604, 165292, 197005, 206615, 218612, 273265, 315208, 330584, 394010, 413230, 437224, 546530, 630416, 661168, 788020, 826460, 874448, 1093060, 1576040, 1652920, 1694243, 2186120, 3152080, 3305840, 3388486, 4372240, 6776972, 8471215, 13553944, 16942430, 27107888, 33884860, 67769720, 135539440]

約数ペア:

[(1, 135539440), (2, 67769720), (4, 33884860), (5, 27107888), (8, 16942430), (10, 13553944), (16, 8471215), (20, 6776972), (31, 4372240), (40, 3388486), (41, 3305840), (43, 3152080), (62, 2186120), (80, 1694243), (82, 1652920), (86, 1576040), (124, 1093060), (155, 874448), (164, 826460), (172, 788020), (205, 661168), (215, 630416), (248, 546530), (310, 437224), (328, 413230), (344, 394010), (410, 330584), (430, 315208), (496, 273265), (620, 218612), (656, 206615), (688, 197005), (820, 165292), (860, 157604), (961, 141040), (1240, 109306), (1271, 106640), (1333, 101680), (1640, 82646), (1720, 78802), (1763, 76880), (1922, 70520), (2480, 54653), (2542, 53320), (2666, 50840), (3280, 41323), (3440, 39401), (3526, 38440), (3844, 35260), (4805, 28208), (5084, 26660), (5332, 25420), (6355, 21328), (6665, 20336), (7052, 19220), (7688, 17630), (8815, 15376), (9610, 14104), (10168, 13330), (10664, 12710)]