54791820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{433}}^1$

素因数の和:504

約数の個数: 144

約数和(自身を含む): 180092640

約数和(自身を除く): 125300820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 37, 38, 45, 57, 60, 74, 76, 90, 95, 111, 114, 148, 171, 180, 185, 190, 222, 228, 285, 333, 342, 370, 380, 433, 444, 555, 570, 666, 684, 703, 740, 855, 866, 1110, 1140, 1299, 1332, 1406, 1665, 1710, 1732, 2109, 2165, 2220, 2598, 2812, 3330, 3420, 3515, 3897, 4218, 4330, 5196, 6327, 6495, 6660, 7030, 7794, 8227, 8436, 8660, 10545, 12654, 12990, 14060, 15588, 16021, 16454, 19485, 21090, 24681, 25308, 25980, 31635, 32042, 32908, 38970, 41135, 42180, 48063, 49362, 63270, 64084, 74043, 77940, 80105, 82270, 96126, 98724, 123405, 126540, 144189, 148086, 160210, 164540, 192252, 240315, 246810, 288378, 296172, 304399, 320420, 370215, 480630, 493620, 576756, 608798, 720945, 740430, 913197, 961260, 1217596, 1441890, 1480860, 1521995, 1826394, 2739591, 2883780, 3043990, 3652788, 4565985, 5479182, 6087980, 9131970, 10958364, 13697955, 18263940, 27395910, 54791820]

約数ペア:

[(1, 54791820), (2, 27395910), (3, 18263940), (4, 13697955), (5, 10958364), (6, 9131970), (9, 6087980), (10, 5479182), (12, 4565985), (15, 3652788), (18, 3043990), (19, 2883780), (20, 2739591), (30, 1826394), (36, 1521995), (37, 1480860), (38, 1441890), (45, 1217596), (57, 961260), (60, 913197), (74, 740430), (76, 720945), (90, 608798), (95, 576756), (111, 493620), (114, 480630), (148, 370215), (171, 320420), (180, 304399), (185, 296172), (190, 288378), (222, 246810), (228, 240315), (285, 192252), (333, 164540), (342, 160210), (370, 148086), (380, 144189), (433, 126540), (444, 123405), (555, 98724), (570, 96126), (666, 82270), (684, 80105), (703, 77940), (740, 74043), (855, 64084), (866, 63270), (1110, 49362), (1140, 48063), (1299, 42180), (1332, 41135), (1406, 38970), (1665, 32908), (1710, 32042), (1732, 31635), (2109, 25980), (2165, 25308), (2220, 24681), (2598, 21090), (2812, 19485), (3330, 16454), (3420, 16021), (3515, 15588), (3897, 14060), (4218, 12990), (4330, 12654), (5196, 10545), (6327, 8660), (6495, 8436), (6660, 8227), (7030, 7794)]