208167408

素因数分解:

$2^4\times 3^9\times {\mathrm{661}}^1$

素因数の和:696

約数の個数: 100

約数和(自身を含む): 605891528

約数和(自身を除く): 397724120

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 661, 729, 972, 1296, 1322, 1458, 1944, 1983, 2187, 2644, 2916, 3888, 3966, 4374, 5288, 5832, 5949, 6561, 7932, 8748, 10576, 11664, 11898, 13122, 15864, 17496, 17847, 19683, 23796, 26244, 31728, 34992, 35694, 39366, 47592, 52488, 53541, 71388, 78732, 95184, 104976, 107082, 142776, 157464, 160623, 214164, 285552, 314928, 321246, 428328, 481869, 642492, 856656, 963738, 1284984, 1445607, 1927476, 2569968, 2891214, 3854952, 4336821, 5782428, 7709904, 8673642, 11564856, 13010463, 17347284, 23129712, 26020926, 34694568, 52041852, 69389136, 104083704, 208167408]

約数ペア:

[(1, 208167408), (2, 104083704), (3, 69389136), (4, 52041852), (6, 34694568), (8, 26020926), (9, 23129712), (12, 17347284), (16, 13010463), (18, 11564856), (24, 8673642), (27, 7709904), (36, 5782428), (48, 4336821), (54, 3854952), (72, 2891214), (81, 2569968), (108, 1927476), (144, 1445607), (162, 1284984), (216, 963738), (243, 856656), (324, 642492), (432, 481869), (486, 428328), (648, 321246), (661, 314928), (729, 285552), (972, 214164), (1296, 160623), (1322, 157464), (1458, 142776), (1944, 107082), (1983, 104976), (2187, 95184), (2644, 78732), (2916, 71388), (3888, 53541), (3966, 52488), (4374, 47592), (5288, 39366), (5832, 35694), (5949, 34992), (6561, 31728), (7932, 26244), (8748, 23796), (10576, 19683), (11664, 17847), (11898, 17496), (13122, 15864)]