21630600

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:280

約数の個数: 144

約数和(自身を含む): 74208420

約数和(自身を除く): 52577820

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 61, 72, 75, 90, 100, 120, 122, 150, 180, 183, 197, 200, 225, 244, 300, 305, 360, 366, 394, 450, 488, 549, 591, 600, 610, 732, 788, 900, 915, 985, 1098, 1182, 1220, 1464, 1525, 1576, 1773, 1800, 1830, 1970, 2196, 2364, 2440, 2745, 2955, 3050, 3546, 3660, 3940, 4392, 4575, 4728, 4925, 5490, 5910, 6100, 7092, 7320, 7880, 8865, 9150, 9850, 10980, 11820, 12017, 12200, 13725, 14184, 14775, 17730, 18300, 19700, 21960, 23640, 24034, 27450, 29550, 35460, 36051, 36600, 39400, 44325, 48068, 54900, 59100, 60085, 70920, 72102, 88650, 96136, 108153, 109800, 118200, 120170, 144204, 177300, 180255, 216306, 240340, 288408, 300425, 354600, 360510, 432612, 480680, 540765, 600850, 721020, 865224, 901275, 1081530, 1201700, 1442040, 1802550, 2163060, 2403400, 2703825, 3605100, 4326120, 5407650, 7210200, 10815300, 21630600]

約数ペア:

[(1, 21630600), (2, 10815300), (3, 7210200), (4, 5407650), (5, 4326120), (6, 3605100), (8, 2703825), (9, 2403400), (10, 2163060), (12, 1802550), (15, 1442040), (18, 1201700), (20, 1081530), (24, 901275), (25, 865224), (30, 721020), (36, 600850), (40, 540765), (45, 480680), (50, 432612), (60, 360510), (61, 354600), (72, 300425), (75, 288408), (90, 240340), (100, 216306), (120, 180255), (122, 177300), (150, 144204), (180, 120170), (183, 118200), (197, 109800), (200, 108153), (225, 96136), (244, 88650), (300, 72102), (305, 70920), (360, 60085), (366, 59100), (394, 54900), (450, 48068), (488, 44325), (549, 39400), (591, 36600), (600, 36051), (610, 35460), (732, 29550), (788, 27450), (900, 24034), (915, 23640), (985, 21960), (1098, 19700), (1182, 18300), (1220, 17730), (1464, 14775), (1525, 14184), (1576, 13725), (1773, 12200), (1800, 12017), (1830, 11820), (1970, 10980), (2196, 9850), (2364, 9150), (2440, 8865), (2745, 7880), (2955, 7320), (3050, 7092), (3546, 6100), (3660, 5910), (3940, 5490), (4392, 4925), (4575, 4728)]