220551968000

素因数分解:

$2^8\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:200

約数の個数: 1152

約数和(自身を含む): 732825999360

約数和(自身を除く): 512274031360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 25, 26, 28, 32, 35, 37, 40, 46, 50, 52, 56, 64, 65, 70, 74, 80, 89, 91, 92, 100, 104, 112, 115, 125, 128, 130, 140, 148, 160, 161, 175, 178, 182, 184, 185, 200, 208, 224, 230, 250, 256, 259, 260, 280, 296, 299, 320, 322, 325, 350, 356, 364, 368, 370, 400, 416, 445, 448, 455, 460, 481, 500, 518, 520, 560, 575, 592, 598, 623, 640, 644, 650, 700, 712, 728, 736, 740, 800, 805, 832, 851, 875, 890, 896, 910, 920, 925, 962, 1000, 1036, 1040, 1120, 1150, 1157, 1184, 1196, 1246, 1280, 1288, 1295, 1300, 1400, 1424, 1456, 1472, 1480, 1495, 1600, 1610, 1625, 1664, 1702, 1750, 1780, 1792, 1820, 1840, 1850, 1924, 2000, 2047, 2072, 2080, 2093, 2225, 2240, 2275, 2300, 2314, 2368, 2392, 2405, 2492, 2576, 2590, 2600, 2800, 2848, 2875, 2912, 2944, 2960, 2990, 3115, 3200, 3220, 3250, 3293, 3328, 3367, 3404, 3500, 3560, 3640, 3680, 3700, 3848, 4000, 4025, 4094, 4144, 4160, 4186, 4255, 4450, 4480, 4550, 4600, 4625, 4628, 4736, 4784, 4810, 4984, 5152, 5180, 5200, 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約数ペア:

[(1, 220551968000), (2, 110275984000), (4, 55137992000), (5, 44110393600), (7, 31507424000), (8, 27568996000), (10, 22055196800), (13, 16965536000), (14, 15753712000), (16, 13784498000), (20, 11027598400), (23, 9589216000), (25, 8822078720), (26, 8482768000), (28, 7876856000), (32, 6892249000), (35, 6301484800), (37, 5960864000), (40, 5513799200), (46, 4794608000), (50, 4411039360), (52, 4241384000), (56, 3938428000), (64, 3446124500), (65, 3393107200), (70, 3150742400), (74, 2980432000), (80, 2756899600), (89, 2478112000), (91, 2423648000), (92, 2397304000), (100, 2205519680), (104, 2120692000), (112, 1969214000), (115, 1917843200), (125, 1764415744), (128, 1723062250), (130, 1696553600), (140, 1575371200), (148, 1490216000), (160, 1378449800), (161, 1369888000), (175, 1260296960), (178, 1239056000), (182, 1211824000), (184, 1198652000), (185, 1192172800), (200, 1102759840), (208, 1060346000), (224, 984607000), (230, 958921600), (250, 882207872), (256, 861531125), (259, 851552000), 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