31411584

素因数分解:

$2^7\times 3^3\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:233

約数の個数: 128

約数和(自身を含む): 94860000

約数和(自身を除く): 63448416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 61, 64, 72, 96, 108, 122, 128, 144, 149, 183, 192, 216, 244, 288, 298, 366, 384, 432, 447, 488, 549, 576, 596, 732, 864, 894, 976, 1098, 1152, 1192, 1341, 1464, 1647, 1728, 1788, 1952, 2196, 2384, 2682, 2928, 3294, 3456, 3576, 3904, 4023, 4392, 4768, 5364, 5856, 6588, 7152, 7808, 8046, 8784, 9089, 9536, 10728, 11712, 13176, 14304, 16092, 17568, 18178, 19072, 21456, 23424, 26352, 27267, 28608, 32184, 35136, 36356, 42912, 52704, 54534, 57216, 64368, 70272, 72712, 81801, 85824, 105408, 109068, 128736, 145424, 163602, 171648, 210816, 218136, 245403, 257472, 290848, 327204, 436272, 490806, 514944, 581696, 654408, 872544, 981612, 1163392, 1308816, 1745088, 1963224, 2617632, 3490176, 3926448, 5235264, 7852896, 10470528, 15705792, 31411584]

約数ペア:

[(1, 31411584), (2, 15705792), (3, 10470528), (4, 7852896), (6, 5235264), (8, 3926448), (9, 3490176), (12, 2617632), (16, 1963224), (18, 1745088), (24, 1308816), (27, 1163392), (32, 981612), (36, 872544), (48, 654408), (54, 581696), (61, 514944), (64, 490806), (72, 436272), (96, 327204), (108, 290848), (122, 257472), (128, 245403), (144, 218136), (149, 210816), (183, 171648), (192, 163602), (216, 145424), (244, 128736), (288, 109068), (298, 105408), (366, 85824), (384, 81801), (432, 72712), (447, 70272), (488, 64368), (549, 57216), (576, 54534), (596, 52704), (732, 42912), (864, 36356), (894, 35136), (976, 32184), (1098, 28608), (1152, 27267), (1192, 26352), (1341, 23424), (1464, 21456), (1647, 19072), (1728, 18178), (1788, 17568), (1952, 16092), (2196, 14304), (2384, 13176), (2682, 11712), (2928, 10728), (3294, 9536), (3456, 9089), (3576, 8784), (3904, 8046), (4023, 7808), (4392, 7152), (4768, 6588), (5364, 5856)]