20055600

素因数分解:

$2^4\times 3^4\times 5^2\times {\mathrm{619}}^1$

素因数の和:649

約数の個数: 150

約数和(自身を含む): 72094220

約数和(自身を除く): 52038620

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 81, 90, 100, 108, 120, 135, 144, 150, 162, 180, 200, 216, 225, 240, 270, 300, 324, 360, 400, 405, 432, 450, 540, 600, 619, 648, 675, 720, 810, 900, 1080, 1200, 1238, 1296, 1350, 1620, 1800, 1857, 2025, 2160, 2476, 2700, 3095, 3240, 3600, 3714, 4050, 4952, 5400, 5571, 6190, 6480, 7428, 8100, 9285, 9904, 10800, 11142, 12380, 14856, 15475, 16200, 16713, 18570, 22284, 24760, 27855, 29712, 30950, 32400, 33426, 37140, 44568, 46425, 49520, 50139, 55710, 61900, 66852, 74280, 83565, 89136, 92850, 100278, 111420, 123800, 133704, 139275, 148560, 167130, 185700, 200556, 222840, 247600, 250695, 267408, 278550, 334260, 371400, 401112, 417825, 445680, 501390, 557100, 668520, 742800, 802224, 835650, 1002780, 1114200, 1253475, 1337040, 1671300, 2005560, 2228400, 2506950, 3342600, 4011120, 5013900, 6685200, 10027800, 20055600]

約数ペア:

[(1, 20055600), (2, 10027800), (3, 6685200), (4, 5013900), (5, 4011120), (6, 3342600), (8, 2506950), (9, 2228400), (10, 2005560), (12, 1671300), (15, 1337040), (16, 1253475), (18, 1114200), (20, 1002780), (24, 835650), (25, 802224), (27, 742800), (30, 668520), (36, 557100), (40, 501390), (45, 445680), (48, 417825), (50, 401112), (54, 371400), (60, 334260), (72, 278550), (75, 267408), (80, 250695), (81, 247600), (90, 222840), (100, 200556), (108, 185700), (120, 167130), (135, 148560), (144, 139275), (150, 133704), (162, 123800), (180, 111420), (200, 100278), (216, 92850), (225, 89136), (240, 83565), (270, 74280), (300, 66852), (324, 61900), (360, 55710), (400, 50139), (405, 49520), (432, 46425), (450, 44568), (540, 37140), (600, 33426), (619, 32400), (648, 30950), (675, 29712), (720, 27855), (810, 24760), (900, 22284), (1080, 18570), (1200, 16713), (1238, 16200), (1296, 15475), (1350, 14856), (1620, 12380), (1800, 11142), (1857, 10800), (2025, 9904), (2160, 9285), (2476, 8100), (2700, 7428), (3095, 6480), (3240, 6190), (3600, 5571), (3714, 5400), (4050, 4952)]