18148500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:171

約数の個数: 144

約数和(自身を含む): 59339280

約数和(自身を除く): 41190780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 37, 45, 50, 60, 74, 75, 90, 100, 109, 111, 125, 148, 150, 180, 185, 218, 222, 225, 250, 300, 327, 333, 370, 375, 436, 444, 450, 500, 545, 555, 654, 666, 740, 750, 900, 925, 981, 1090, 1110, 1125, 1308, 1332, 1500, 1635, 1665, 1850, 1962, 2180, 2220, 2250, 2725, 2775, 3270, 3330, 3700, 3924, 4033, 4500, 4625, 4905, 5450, 5550, 6540, 6660, 8066, 8175, 8325, 9250, 9810, 10900, 11100, 12099, 13625, 13875, 16132, 16350, 16650, 18500, 19620, 20165, 24198, 24525, 27250, 27750, 32700, 33300, 36297, 40330, 40875, 41625, 48396, 49050, 54500, 55500, 60495, 72594, 80660, 81750, 83250, 98100, 100825, 120990, 122625, 145188, 163500, 166500, 181485, 201650, 241980, 245250, 302475, 362970, 403300, 490500, 504125, 604950, 725940, 907425, 1008250, 1209900, 1512375, 1814850, 2016500, 3024750, 3629700, 4537125, 6049500, 9074250, 18148500]

約数ペア:

[(1, 18148500), (2, 9074250), (3, 6049500), (4, 4537125), (5, 3629700), (6, 3024750), (9, 2016500), (10, 1814850), (12, 1512375), (15, 1209900), (18, 1008250), (20, 907425), (25, 725940), (30, 604950), (36, 504125), (37, 490500), (45, 403300), (50, 362970), (60, 302475), (74, 245250), (75, 241980), (90, 201650), (100, 181485), (109, 166500), (111, 163500), (125, 145188), (148, 122625), (150, 120990), (180, 100825), (185, 98100), (218, 83250), (222, 81750), (225, 80660), (250, 72594), (300, 60495), (327, 55500), (333, 54500), (370, 49050), (375, 48396), (436, 41625), (444, 40875), (450, 40330), (500, 36297), (545, 33300), (555, 32700), (654, 27750), (666, 27250), (740, 24525), (750, 24198), (900, 20165), (925, 19620), (981, 18500), (1090, 16650), (1110, 16350), (1125, 16132), (1308, 13875), (1332, 13625), (1500, 12099), (1635, 11100), (1665, 10900), (1850, 9810), (1962, 9250), (2180, 8325), (2220, 8175), (2250, 8066), (2725, 6660), (2775, 6540), (3270, 5550), (3330, 5450), (3700, 4905), (3924, 4625), (4033, 4500)]