2000958720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{3319}}^1$

素因数の和:3500

約数の個数: 144

約数和(自身を含む): 6433203840

約数和(自身を除く): 4432245120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 157, 160, 192, 240, 256, 314, 320, 384, 471, 480, 628, 640, 768, 785, 942, 960, 1256, 1280, 1570, 1884, 1920, 2355, 2512, 3140, 3319, 3768, 3840, 4710, 5024, 6280, 6638, 7536, 9420, 9957, 10048, 12560, 13276, 15072, 16595, 18840, 19914, 20096, 25120, 26552, 30144, 33190, 37680, 39828, 40192, 49785, 50240, 53104, 60288, 66380, 75360, 79656, 99570, 100480, 106208, 120576, 132760, 150720, 159312, 199140, 200960, 212416, 265520, 301440, 318624, 398280, 424832, 521083, 531040, 602880, 637248, 796560, 849664, 1042166, 1062080, 1274496, 1563249, 1593120, 2084332, 2124160, 2548992, 2605415, 3126498, 3186240, 4168664, 4248320, 5210830, 6252996, 6372480, 7816245, 8337328, 10421660, 12505992, 12744960, 15632490, 16674656, 20843320, 25011984, 31264980, 33349312, 41686640, 50023968, 62529960, 66698624, 83373280, 100047936, 125059920, 133397248, 166746560, 200095872, 250119840, 333493120, 400191744, 500239680, 666986240, 1000479360, 2000958720]

約数ペア:

[(1, 2000958720), (2, 1000479360), (3, 666986240), (4, 500239680), (5, 400191744), (6, 333493120), (8, 250119840), (10, 200095872), (12, 166746560), (15, 133397248), (16, 125059920), (20, 100047936), (24, 83373280), (30, 66698624), (32, 62529960), (40, 50023968), (48, 41686640), (60, 33349312), (64, 31264980), (80, 25011984), (96, 20843320), (120, 16674656), (128, 15632490), (157, 12744960), (160, 12505992), (192, 10421660), (240, 8337328), (256, 7816245), (314, 6372480), (320, 6252996), (384, 5210830), (471, 4248320), (480, 4168664), (628, 3186240), (640, 3126498), (768, 2605415), (785, 2548992), (942, 2124160), (960, 2084332), (1256, 1593120), (1280, 1563249), (1570, 1274496), (1884, 1062080), (1920, 1042166), (2355, 849664), (2512, 796560), (3140, 637248), (3319, 602880), (3768, 531040), (3840, 521083), (4710, 424832), (5024, 398280), (6280, 318624), (6638, 301440), (7536, 265520), (9420, 212416), (9957, 200960), (10048, 199140), (12560, 159312), (13276, 150720), (15072, 132760), (16595, 120576), (18840, 106208), (19914, 100480), (20096, 99570), (25120, 79656), (26552, 75360), (30144, 66380), (33190, 60288), (37680, 53104), (39828, 50240), (40192, 49785)]