591082020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{431}}^1$

素因数の和:866

約数の個数: 144

約数和(自身を含む): 1896410880

約数和(自身を除く): 1305328860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 401, 431, 570, 684, 802, 855, 862, 1140, 1203, 1293, 1604, 1710, 1724, 2005, 2155, 2406, 2586, 3420, 3609, 3879, 4010, 4310, 4812, 5172, 6015, 6465, 7218, 7619, 7758, 8020, 8189, 8620, 12030, 12930, 14436, 15238, 15516, 16378, 18045, 19395, 22857, 24060, 24567, 25860, 30476, 32756, 36090, 38095, 38790, 40945, 45714, 49134, 68571, 72180, 73701, 76190, 77580, 81890, 91428, 98268, 114285, 122835, 137142, 147402, 152380, 163780, 172831, 228570, 245670, 274284, 294804, 342855, 345662, 368505, 457140, 491340, 518493, 685710, 691324, 737010, 864155, 1036986, 1371420, 1474020, 1555479, 1728310, 2073972, 2592465, 3110958, 3283789, 3456620, 5184930, 6221916, 6567578, 7777395, 9851367, 10369860, 13135156, 15554790, 16418945, 19702734, 29554101, 31109580, 32837890, 39405468, 49256835, 59108202, 65675780, 98513670, 118216404, 147770505, 197027340, 295541010, 591082020]

約数ペア:

[(1, 591082020), (2, 295541010), (3, 197027340), (4, 147770505), (5, 118216404), (6, 98513670), (9, 65675780), (10, 59108202), (12, 49256835), (15, 39405468), (18, 32837890), (19, 31109580), (20, 29554101), (30, 19702734), (36, 16418945), (38, 15554790), (45, 13135156), (57, 10369860), (60, 9851367), (76, 7777395), (90, 6567578), (95, 6221916), (114, 5184930), (171, 3456620), (180, 3283789), (190, 3110958), (228, 2592465), (285, 2073972), (342, 1728310), (380, 1555479), (401, 1474020), (431, 1371420), (570, 1036986), (684, 864155), (802, 737010), (855, 691324), (862, 685710), (1140, 518493), (1203, 491340), (1293, 457140), (1604, 368505), (1710, 345662), (1724, 342855), (2005, 294804), (2155, 274284), (2406, 245670), (2586, 228570), (3420, 172831), (3609, 163780), (3879, 152380), (4010, 147402), (4310, 137142), (4812, 122835), (5172, 114285), (6015, 98268), (6465, 91428), (7218, 81890), (7619, 77580), (7758, 76190), (8020, 73701), (8189, 72180), (8620, 68571), (12030, 49134), (12930, 45714), (14436, 40945), (15238, 38790), (15516, 38095), (16378, 36090), (18045, 32756), (19395, 30476), (22857, 25860), (24060, 24567)]