31999800

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:446

約数の個数: 192

約数和(自身を含む): 119635200

約数和(自身を除く): 87635400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 25, 28, 30, 35, 38, 40, 42, 50, 56, 57, 60, 70, 75, 76, 84, 95, 100, 105, 114, 120, 133, 140, 150, 152, 168, 175, 190, 200, 210, 228, 266, 280, 285, 300, 350, 380, 399, 401, 420, 456, 475, 525, 532, 570, 600, 665, 700, 760, 798, 802, 840, 950, 1050, 1064, 1140, 1203, 1330, 1400, 1425, 1596, 1604, 1900, 1995, 2005, 2100, 2280, 2406, 2660, 2807, 2850, 3192, 3208, 3325, 3800, 3990, 4010, 4200, 4812, 5320, 5614, 5700, 6015, 6650, 7619, 7980, 8020, 8421, 9624, 9975, 10025, 11228, 11400, 12030, 13300, 14035, 15238, 15960, 16040, 16842, 19950, 20050, 22456, 22857, 24060, 26600, 28070, 30075, 30476, 33684, 38095, 39900, 40100, 42105, 45714, 48120, 53333, 56140, 60150, 60952, 67368, 70175, 76190, 79800, 80200, 84210, 91428, 106666, 112280, 114285, 120300, 140350, 152380, 159999, 168420, 182856, 190475, 210525, 213332, 228570, 240600, 266665, 280700, 304760, 319998, 336840, 380950, 421050, 426664, 457140, 533330, 561400, 571425, 639996, 761900, 799995, 842100, 914280, 1066660, 1142850, 1279992, 1333325, 1523800, 1599990, 1684200, 2133320, 2285700, 2666650, 3199980, 3999975, 4571400, 5333300, 6399960, 7999950, 10666600, 15999900, 31999800]

約数ペア:

[(1, 31999800), (2, 15999900), (3, 10666600), (4, 7999950), (5, 6399960), (6, 5333300), (7, 4571400), (8, 3999975), (10, 3199980), (12, 2666650), (14, 2285700), (15, 2133320), (19, 1684200), (20, 1599990), (21, 1523800), (24, 1333325), (25, 1279992), (28, 1142850), (30, 1066660), (35, 914280), (38, 842100), (40, 799995), (42, 761900), (50, 639996), (56, 571425), (57, 561400), (60, 533330), (70, 457140), (75, 426664), (76, 421050), (84, 380950), (95, 336840), (100, 319998), (105, 304760), (114, 280700), (120, 266665), (133, 240600), (140, 228570), (150, 213332), (152, 210525), (168, 190475), (175, 182856), (190, 168420), (200, 159999), (210, 152380), (228, 140350), (266, 120300), (280, 114285), (285, 112280), (300, 106666), (350, 91428), (380, 84210), (399, 80200), (401, 79800), (420, 76190), (456, 70175), (475, 67368), (525, 60952), (532, 60150), (570, 56140), (600, 53333), (665, 48120), (700, 45714), (760, 42105), (798, 40100), (802, 39900), (840, 38095), (950, 33684), (1050, 30476), (1064, 30075), (1140, 28070), (1203, 26600), (1330, 24060), (1400, 22857), (1425, 22456), (1596, 20050), (1604, 19950), (1900, 16842), (1995, 16040), (2005, 15960), (2100, 15238), (2280, 14035), (2406, 13300), (2660, 12030), (2807, 11400), (2850, 11228), (3192, 10025), (3208, 9975), (3325, 9624), (3800, 8421), (3990, 8020), (4010, 7980), (4200, 7619), (4812, 6650), (5320, 6015), (5614, 5700)]