205225200

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{523}}^1$

素因数の和:656

約数の個数: 180

約数和(自身を含む): 720096520

約数和(自身を除く): 514871320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 109, 120, 144, 150, 180, 200, 218, 225, 240, 300, 327, 360, 400, 436, 450, 523, 545, 600, 654, 720, 872, 900, 981, 1046, 1090, 1200, 1308, 1569, 1635, 1744, 1800, 1962, 2092, 2180, 2615, 2616, 2725, 3138, 3270, 3600, 3924, 4184, 4360, 4707, 4905, 5230, 5232, 5450, 6276, 6540, 7845, 7848, 8175, 8368, 8720, 9414, 9810, 10460, 10900, 12552, 13075, 13080, 15690, 15696, 16350, 18828, 19620, 20920, 21800, 23535, 24525, 25104, 26150, 26160, 31380, 32700, 37656, 39225, 39240, 41840, 43600, 47070, 49050, 52300, 57007, 62760, 65400, 75312, 78450, 78480, 94140, 98100, 104600, 114014, 117675, 125520, 130800, 156900, 171021, 188280, 196200, 209200, 228028, 235350, 285035, 313800, 342042, 376560, 392400, 456056, 470700, 513063, 570070, 627600, 684084, 855105, 912112, 941400, 1026126, 1140140, 1368168, 1425175, 1710210, 1882800, 2052252, 2280280, 2565315, 2736336, 2850350, 3420420, 4104504, 4275525, 4560560, 5130630, 5700700, 6840840, 8209008, 8551050, 10261260, 11401400, 12826575, 13681680, 17102100, 20522520, 22802800, 25653150, 34204200, 41045040, 51306300, 68408400, 102612600, 205225200]

約数ペア:

[(1, 205225200), (2, 102612600), (3, 68408400), (4, 51306300), (5, 41045040), (6, 34204200), (8, 25653150), (9, 22802800), (10, 20522520), (12, 17102100), (15, 13681680), (16, 12826575), (18, 11401400), (20, 10261260), (24, 8551050), (25, 8209008), (30, 6840840), (36, 5700700), (40, 5130630), (45, 4560560), (48, 4275525), (50, 4104504), (60, 3420420), (72, 2850350), (75, 2736336), (80, 2565315), (90, 2280280), (100, 2052252), (109, 1882800), (120, 1710210), (144, 1425175), (150, 1368168), (180, 1140140), (200, 1026126), (218, 941400), (225, 912112), (240, 855105), (300, 684084), (327, 627600), (360, 570070), (400, 513063), (436, 470700), (450, 456056), (523, 392400), (545, 376560), (600, 342042), (654, 313800), (720, 285035), (872, 235350), (900, 228028), (981, 209200), (1046, 196200), (1090, 188280), (1200, 171021), (1308, 156900), (1569, 130800), (1635, 125520), (1744, 117675), (1800, 114014), (1962, 104600), (2092, 98100), (2180, 94140), (2615, 78480), (2616, 78450), (2725, 75312), (3138, 65400), (3270, 62760), (3600, 57007), (3924, 52300), (4184, 49050), (4360, 47070), (4707, 43600), (4905, 41840), (5230, 39240), (5232, 39225), (5450, 37656), (6276, 32700), (6540, 31380), (7845, 26160), (7848, 26150), (8175, 25104), (8368, 24525), (8720, 23535), (9414, 21800), (9810, 20920), (10460, 19620), (10900, 18828), (12552, 16350), (13075, 15696), (13080, 15690)]