128847408

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{661}}^1$

素因数の和:834

約数の個数: 80

約数和(自身を含む): 346739712

約数和(自身を除く): 217892304

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 131, 186, 248, 262, 372, 393, 496, 524, 661, 744, 786, 1048, 1322, 1488, 1572, 1983, 2096, 2644, 3144, 3966, 4061, 5288, 6288, 7932, 8122, 10576, 12183, 15864, 16244, 20491, 24366, 31728, 32488, 40982, 48732, 61473, 64976, 81964, 86591, 97464, 122946, 163928, 173182, 194928, 245892, 259773, 327856, 346364, 491784, 519546, 692728, 983568, 1039092, 1385456, 2078184, 2684321, 4156368, 5368642, 8052963, 10737284, 16105926, 21474568, 32211852, 42949136, 64423704, 128847408]

約数ペア:

[(1, 128847408), (2, 64423704), (3, 42949136), (4, 32211852), (6, 21474568), (8, 16105926), (12, 10737284), (16, 8052963), (24, 5368642), (31, 4156368), (48, 2684321), (62, 2078184), (93, 1385456), (124, 1039092), (131, 983568), (186, 692728), (248, 519546), (262, 491784), (372, 346364), (393, 327856), (496, 259773), (524, 245892), (661, 194928), (744, 173182), (786, 163928), (1048, 122946), (1322, 97464), (1488, 86591), (1572, 81964), (1983, 64976), (2096, 61473), (2644, 48732), (3144, 40982), (3966, 32488), (4061, 31728), (5288, 24366), (6288, 20491), (7932, 16244), (8122, 15864), (10576, 12183)]