218979450

素因数分解:

$2^1\times 3^5\times 5^2\times {\mathrm{67}}^1\times {\mathrm{269}}^1$

素因数の和:363

約数の個数: 144

約数和(自身を含む): 621522720

約数和(自身を除く): 402543270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 67, 75, 81, 90, 134, 135, 150, 162, 201, 225, 243, 269, 270, 335, 402, 405, 450, 486, 538, 603, 670, 675, 807, 810, 1005, 1206, 1215, 1345, 1350, 1614, 1675, 1809, 2010, 2025, 2421, 2430, 2690, 3015, 3350, 3618, 4035, 4050, 4842, 5025, 5427, 6030, 6075, 6725, 7263, 8070, 9045, 10050, 10854, 12105, 12150, 13450, 14526, 15075, 16281, 18023, 18090, 20175, 21789, 24210, 27135, 30150, 32562, 36046, 36315, 40350, 43578, 45225, 54069, 54270, 60525, 65367, 72630, 81405, 90115, 90450, 108138, 108945, 121050, 130734, 135675, 162207, 162810, 180230, 181575, 217890, 270345, 271350, 324414, 326835, 363150, 407025, 450575, 486621, 540690, 544725, 653670, 811035, 814050, 901150, 973242, 1089450, 1351725, 1459863, 1622070, 1634175, 2433105, 2703450, 2919726, 3268350, 4055175, 4379589, 4866210, 7299315, 8110350, 8759178, 12165525, 14598630, 21897945, 24331050, 36496575, 43795890, 72993150, 109489725, 218979450]

約数ペア:

[(1, 218979450), (2, 109489725), (3, 72993150), (5, 43795890), (6, 36496575), (9, 24331050), (10, 21897945), (15, 14598630), (18, 12165525), (25, 8759178), (27, 8110350), (30, 7299315), (45, 4866210), (50, 4379589), (54, 4055175), (67, 3268350), (75, 2919726), (81, 2703450), (90, 2433105), (134, 1634175), (135, 1622070), (150, 1459863), (162, 1351725), (201, 1089450), (225, 973242), (243, 901150), (269, 814050), (270, 811035), (335, 653670), (402, 544725), (405, 540690), (450, 486621), (486, 450575), (538, 407025), (603, 363150), (670, 326835), (675, 324414), (807, 271350), (810, 270345), (1005, 217890), (1206, 181575), (1215, 180230), (1345, 162810), (1350, 162207), (1614, 135675), (1675, 130734), (1809, 121050), (2010, 108945), (2025, 108138), (2421, 90450), (2430, 90115), (2690, 81405), (3015, 72630), (3350, 65367), (3618, 60525), (4035, 54270), (4050, 54069), (4842, 45225), (5025, 43578), (5427, 40350), (6030, 36315), (6075, 36046), (6725, 32562), (7263, 30150), (8070, 27135), (9045, 24210), (10050, 21789), (10854, 20175), (12105, 18090), (12150, 18023), (13450, 16281), (14526, 15075)]