2179800

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{173}}^1$

素因数の和:202

約数の個数: 144

約数和(自身を含む): 8414640

約数和(自身を除く): 6234840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 120, 126, 140, 150, 168, 173, 175, 180, 200, 210, 225, 252, 280, 300, 315, 346, 350, 360, 420, 450, 504, 519, 525, 600, 630, 692, 700, 840, 865, 900, 1038, 1050, 1211, 1260, 1384, 1400, 1557, 1575, 1730, 1800, 2076, 2100, 2422, 2520, 2595, 3114, 3150, 3460, 3633, 4152, 4200, 4325, 4844, 5190, 6055, 6228, 6300, 6920, 7266, 7785, 8650, 9688, 10380, 10899, 12110, 12456, 12600, 12975, 14532, 15570, 17300, 18165, 20760, 21798, 24220, 25950, 29064, 30275, 31140, 34600, 36330, 38925, 43596, 48440, 51900, 54495, 60550, 62280, 72660, 77850, 87192, 90825, 103800, 108990, 121100, 145320, 155700, 181650, 217980, 242200, 272475, 311400, 363300, 435960, 544950, 726600, 1089900, 2179800]

約数ペア:

[(1, 2179800), (2, 1089900), (3, 726600), (4, 544950), (5, 435960), (6, 363300), (7, 311400), (8, 272475), (9, 242200), (10, 217980), (12, 181650), (14, 155700), (15, 145320), (18, 121100), (20, 108990), (21, 103800), (24, 90825), (25, 87192), (28, 77850), (30, 72660), (35, 62280), (36, 60550), (40, 54495), (42, 51900), (45, 48440), (50, 43596), (56, 38925), (60, 36330), (63, 34600), (70, 31140), (72, 30275), (75, 29064), (84, 25950), (90, 24220), (100, 21798), (105, 20760), (120, 18165), (126, 17300), (140, 15570), (150, 14532), (168, 12975), (173, 12600), (175, 12456), (180, 12110), (200, 10899), (210, 10380), (225, 9688), (252, 8650), (280, 7785), (300, 7266), (315, 6920), (346, 6300), (350, 6228), (360, 6055), (420, 5190), (450, 4844), (504, 4325), (519, 4200), (525, 4152), (600, 3633), (630, 3460), (692, 3150), (700, 3114), (840, 2595), (865, 2520), (900, 2422), (1038, 2100), (1050, 2076), (1211, 1800), (1260, 1730), (1384, 1575), (1400, 1557)]