420163800

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1409}}^1$

素因数の和:1506

約数の個数: 192

約数和(自身を含む): 1510617600

約数和(自身を除く): 1090453800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 71, 75, 84, 100, 105, 120, 140, 142, 150, 168, 175, 200, 210, 213, 280, 284, 300, 350, 355, 420, 426, 497, 525, 568, 600, 700, 710, 840, 852, 994, 1050, 1065, 1400, 1409, 1420, 1491, 1704, 1775, 1988, 2100, 2130, 2485, 2818, 2840, 2982, 3550, 3976, 4200, 4227, 4260, 4970, 5325, 5636, 5964, 7045, 7100, 7455, 8454, 8520, 9863, 9940, 10650, 11272, 11928, 12425, 14090, 14200, 14910, 16908, 19726, 19880, 21135, 21300, 24850, 28180, 29589, 29820, 33816, 35225, 37275, 39452, 42270, 42600, 49315, 49700, 56360, 59178, 59640, 70450, 74550, 78904, 84540, 98630, 99400, 100039, 105675, 118356, 140900, 147945, 149100, 169080, 197260, 200078, 211350, 236712, 246575, 281800, 295890, 298200, 300117, 394520, 400156, 422700, 493150, 500195, 591780, 600234, 700273, 739725, 800312, 845400, 986300, 1000390, 1183560, 1200468, 1400546, 1479450, 1500585, 1972600, 2000780, 2100819, 2400936, 2500975, 2801092, 2958900, 3001170, 3501365, 4001560, 4201638, 5001950, 5602184, 5917800, 6002340, 7002730, 7502925, 8403276, 10003900, 10504095, 12004680, 14005460, 15005850, 16806552, 17506825, 20007800, 21008190, 28010920, 30011700, 35013650, 42016380, 52520475, 60023400, 70027300, 84032760, 105040950, 140054600, 210081900, 420163800]

約数ペア:

[(1, 420163800), (2, 210081900), (3, 140054600), (4, 105040950), (5, 84032760), (6, 70027300), (7, 60023400), (8, 52520475), (10, 42016380), (12, 35013650), (14, 30011700), (15, 28010920), (20, 21008190), (21, 20007800), (24, 17506825), (25, 16806552), (28, 15005850), (30, 14005460), (35, 12004680), (40, 10504095), (42, 10003900), (50, 8403276), (56, 7502925), (60, 7002730), (70, 6002340), (71, 5917800), (75, 5602184), (84, 5001950), (100, 4201638), (105, 4001560), (120, 3501365), (140, 3001170), (142, 2958900), (150, 2801092), (168, 2500975), (175, 2400936), (200, 2100819), (210, 2000780), (213, 1972600), (280, 1500585), (284, 1479450), (300, 1400546), (350, 1200468), (355, 1183560), (420, 1000390), (426, 986300), (497, 845400), (525, 800312), (568, 739725), (600, 700273), (700, 600234), (710, 591780), (840, 500195), (852, 493150), (994, 422700), (1050, 400156), (1065, 394520), (1400, 300117), (1409, 298200), (1420, 295890), (1491, 281800), (1704, 246575), (1775, 236712), (1988, 211350), (2100, 200078), (2130, 197260), (2485, 169080), (2818, 149100), (2840, 147945), (2982, 140900), (3550, 118356), (3976, 105675), (4200, 100039), (4227, 99400), (4260, 98630), (4970, 84540), (5325, 78904), (5636, 74550), (5964, 70450), (7045, 59640), (7100, 59178), (7455, 56360), (8454, 49700), (8520, 49315), (9863, 42600), (9940, 42270), (10650, 39452), (11272, 37275), (11928, 35225), (12425, 33816), (14090, 29820), (14200, 29589), (14910, 28180), (16908, 24850), (19726, 21300), (19880, 21135)]