55656720

素因数分解:

$2^4\times 3^5\times 5^1\times 7^1\times {\mathrm{409}}^1$

素因数の和:444

約数の個数: 240

約数和(自身を含む): 222069120

約数和(自身を除く): 166412400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 162, 168, 180, 189, 210, 216, 240, 243, 252, 270, 280, 315, 324, 336, 360, 378, 405, 409, 420, 432, 486, 504, 540, 560, 567, 630, 648, 720, 756, 810, 818, 840, 945, 972, 1008, 1080, 1134, 1215, 1227, 1260, 1296, 1512, 1620, 1636, 1680, 1701, 1890, 1944, 2045, 2160, 2268, 2430, 2454, 2520, 2835, 2863, 3024, 3240, 3272, 3402, 3681, 3780, 3888, 4090, 4536, 4860, 4908, 5040, 5670, 5726, 6135, 6480, 6544, 6804, 7362, 7560, 8180, 8505, 8589, 9072, 9720, 9816, 11043, 11340, 11452, 12270, 13608, 14315, 14724, 15120, 16360, 17010, 17178, 18405, 19440, 19632, 22086, 22680, 22904, 24540, 25767, 27216, 28630, 29448, 32720, 33129, 34020, 34356, 36810, 42945, 44172, 45360, 45808, 49080, 51534, 55215, 57260, 58896, 66258, 68040, 68712, 73620, 77301, 85890, 88344, 98160, 99387, 103068, 110430, 114520, 128835, 132516, 136080, 137424, 147240, 154602, 165645, 171780, 176688, 198774, 206136, 220860, 229040, 231903, 257670, 265032, 294480, 309204, 331290, 343560, 386505, 397548, 412272, 441720, 463806, 496935, 515340, 530064, 618408, 662580, 687120, 695709, 773010, 795096, 883440, 927612, 993870, 1030680, 1159515, 1236816, 1325160, 1391418, 1546020, 1590192, 1855224, 1987740, 2061360, 2319030, 2650320, 2782836, 3092040, 3478545, 3710448, 3975480, 4638060, 5565672, 6184080, 6957090, 7950960, 9276120, 11131344, 13914180, 18552240, 27828360, 55656720]

約数ペア:

[(1, 55656720), (2, 27828360), (3, 18552240), (4, 13914180), (5, 11131344), (6, 9276120), (7, 7950960), (8, 6957090), (9, 6184080), (10, 5565672), (12, 4638060), (14, 3975480), (15, 3710448), (16, 3478545), (18, 3092040), (20, 2782836), (21, 2650320), (24, 2319030), (27, 2061360), (28, 1987740), (30, 1855224), (35, 1590192), (36, 1546020), (40, 1391418), (42, 1325160), (45, 1236816), (48, 1159515), (54, 1030680), (56, 993870), (60, 927612), (63, 883440), (70, 795096), (72, 773010), (80, 695709), (81, 687120), (84, 662580), (90, 618408), (105, 530064), (108, 515340), (112, 496935), (120, 463806), (126, 441720), (135, 412272), (140, 397548), (144, 386505), (162, 343560), (168, 331290), (180, 309204), (189, 294480), (210, 265032), (216, 257670), (240, 231903), (243, 229040), (252, 220860), (270, 206136), (280, 198774), (315, 176688), (324, 171780), (336, 165645), (360, 154602), (378, 147240), (405, 137424), (409, 136080), (420, 132516), (432, 128835), (486, 114520), (504, 110430), (540, 103068), (560, 99387), (567, 98160), (630, 88344), (648, 85890), (720, 77301), (756, 73620), (810, 68712), (818, 68040), (840, 66258), (945, 58896), (972, 57260), (1008, 55215), (1080, 51534), (1134, 49080), (1215, 45808), (1227, 45360), (1260, 44172), (1296, 42945), (1512, 36810), (1620, 34356), (1636, 34020), (1680, 33129), (1701, 32720), (1890, 29448), (1944, 28630), (2045, 27216), (2160, 25767), (2268, 24540), (2430, 22904), (2454, 22680), (2520, 22086), (2835, 19632), (2863, 19440), (3024, 18405), (3240, 17178), (3272, 17010), (3402, 16360), (3681, 15120), (3780, 14724), (3888, 14315), (4090, 13608), (4536, 12270), (4860, 11452), (4908, 11340), (5040, 11043), (5670, 9816), (5726, 9720), (6135, 9072), (6480, 8589), (6544, 8505), (6804, 8180), (7362, 7560)]