84857580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:340

約数の個数: 144

約数和(自身を含む): 272563200

約数和(自身を除く): 187705620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 103, 115, 138, 180, 199, 206, 207, 230, 276, 309, 345, 398, 412, 414, 460, 515, 597, 618, 690, 796, 828, 927, 995, 1030, 1035, 1194, 1236, 1380, 1545, 1791, 1854, 1990, 2060, 2070, 2369, 2388, 2985, 3090, 3582, 3708, 3980, 4140, 4577, 4635, 4738, 5970, 6180, 7107, 7164, 8955, 9154, 9270, 9476, 11845, 11940, 13731, 14214, 17910, 18308, 18540, 20497, 21321, 22885, 23690, 27462, 28428, 35535, 35820, 40994, 41193, 42642, 45770, 47380, 54924, 61491, 68655, 71070, 81988, 82386, 85284, 91540, 102485, 106605, 122982, 137310, 142140, 164772, 184473, 204970, 205965, 213210, 245964, 274620, 307455, 368946, 409940, 411930, 426420, 471431, 614910, 737892, 823860, 922365, 942862, 1229820, 1414293, 1844730, 1885724, 2357155, 2828586, 3689460, 4242879, 4714310, 5657172, 7071465, 8485758, 9428620, 14142930, 16971516, 21214395, 28285860, 42428790, 84857580]

約数ペア:

[(1, 84857580), (2, 42428790), (3, 28285860), (4, 21214395), (5, 16971516), (6, 14142930), (9, 9428620), (10, 8485758), (12, 7071465), (15, 5657172), (18, 4714310), (20, 4242879), (23, 3689460), (30, 2828586), (36, 2357155), (45, 1885724), (46, 1844730), (60, 1414293), (69, 1229820), (90, 942862), (92, 922365), (103, 823860), (115, 737892), (138, 614910), (180, 471431), (199, 426420), (206, 411930), (207, 409940), (230, 368946), (276, 307455), (309, 274620), (345, 245964), (398, 213210), (412, 205965), (414, 204970), (460, 184473), (515, 164772), (597, 142140), (618, 137310), (690, 122982), (796, 106605), (828, 102485), (927, 91540), (995, 85284), (1030, 82386), (1035, 81988), (1194, 71070), (1236, 68655), (1380, 61491), (1545, 54924), (1791, 47380), (1854, 45770), (1990, 42642), (2060, 41193), (2070, 40994), (2369, 35820), (2388, 35535), (2985, 28428), (3090, 27462), (3582, 23690), (3708, 22885), (3980, 21321), (4140, 20497), (4577, 18540), (4635, 18308), (4738, 17910), (5970, 14214), (6180, 13731), (7107, 11940), (7164, 11845), (8955, 9476), (9154, 9270)]