17779860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:262

約数の個数: 144

約数和(自身を含む): 62689536

約数和(自身を除く): 44909676

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 103, 105, 126, 137, 140, 180, 206, 210, 252, 274, 309, 315, 411, 412, 420, 515, 548, 618, 630, 685, 721, 822, 927, 959, 1030, 1233, 1236, 1260, 1370, 1442, 1545, 1644, 1854, 1918, 2055, 2060, 2163, 2466, 2740, 2877, 2884, 3090, 3605, 3708, 3836, 4110, 4326, 4635, 4795, 4932, 5754, 6165, 6180, 6489, 7210, 8220, 8631, 8652, 9270, 9590, 10815, 11508, 12330, 12978, 14111, 14385, 14420, 17262, 18540, 19180, 21630, 24660, 25956, 28222, 28770, 32445, 34524, 42333, 43155, 43260, 56444, 57540, 64890, 70555, 84666, 86310, 98777, 126999, 129780, 141110, 169332, 172620, 197554, 211665, 253998, 282220, 296331, 395108, 423330, 493885, 507996, 592662, 634995, 846660, 888993, 987770, 1185324, 1269990, 1481655, 1777986, 1975540, 2539980, 2963310, 3555972, 4444965, 5926620, 8889930, 17779860]

約数ペア:

[(1, 17779860), (2, 8889930), (3, 5926620), (4, 4444965), (5, 3555972), (6, 2963310), (7, 2539980), (9, 1975540), (10, 1777986), (12, 1481655), (14, 1269990), (15, 1185324), (18, 987770), (20, 888993), (21, 846660), (28, 634995), (30, 592662), (35, 507996), (36, 493885), (42, 423330), (45, 395108), (60, 296331), (63, 282220), (70, 253998), (84, 211665), (90, 197554), (103, 172620), (105, 169332), (126, 141110), (137, 129780), (140, 126999), (180, 98777), (206, 86310), (210, 84666), (252, 70555), (274, 64890), (309, 57540), (315, 56444), (411, 43260), (412, 43155), (420, 42333), (515, 34524), (548, 32445), (618, 28770), (630, 28222), (685, 25956), (721, 24660), (822, 21630), (927, 19180), (959, 18540), (1030, 17262), (1233, 14420), (1236, 14385), (1260, 14111), (1370, 12978), (1442, 12330), (1545, 11508), (1644, 10815), (1854, 9590), (1918, 9270), (2055, 8652), (2060, 8631), (2163, 8220), (2466, 7210), (2740, 6489), (2877, 6180), (2884, 6165), (3090, 5754), (3605, 4932), (3708, 4795), (3836, 4635), (4110, 4326)]