203571480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:506

約数の個数: 192

約数和(自身を含む): 720252000

約数和(自身を除く): 516680520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 89, 98, 105, 120, 140, 147, 168, 178, 196, 210, 245, 267, 280, 294, 356, 389, 392, 420, 445, 490, 534, 588, 623, 712, 735, 778, 840, 890, 980, 1068, 1167, 1176, 1246, 1335, 1470, 1556, 1780, 1869, 1945, 1960, 2136, 2334, 2492, 2670, 2723, 2940, 3112, 3115, 3560, 3738, 3890, 4361, 4668, 4984, 5340, 5446, 5835, 5880, 6230, 7476, 7780, 8169, 8722, 9336, 9345, 10680, 10892, 11670, 12460, 13083, 13615, 14952, 15560, 16338, 17444, 18690, 19061, 21784, 21805, 23340, 24920, 26166, 27230, 32676, 34621, 34888, 37380, 38122, 40845, 43610, 46680, 52332, 54460, 57183, 65352, 65415, 69242, 74760, 76244, 81690, 87220, 95305, 103863, 104664, 108920, 114366, 130830, 138484, 152488, 163380, 173105, 174440, 190610, 207726, 228732, 242347, 261660, 276968, 285915, 326760, 346210, 381220, 415452, 457464, 484694, 519315, 523320, 571830, 692420, 727041, 762440, 830904, 969388, 1038630, 1143660, 1211735, 1384840, 1454082, 1696429, 1938776, 2077260, 2287320, 2423470, 2908164, 3392858, 3635205, 4154520, 4846940, 5089287, 5816328, 6785716, 7270410, 8482145, 9693880, 10178574, 13571432, 14540820, 16964290, 20357148, 25446435, 29081640, 33928580, 40714296, 50892870, 67857160, 101785740, 203571480]

約数ペア:

[(1, 203571480), (2, 101785740), (3, 67857160), (4, 50892870), (5, 40714296), (6, 33928580), (7, 29081640), (8, 25446435), (10, 20357148), (12, 16964290), (14, 14540820), (15, 13571432), (20, 10178574), (21, 9693880), (24, 8482145), (28, 7270410), (30, 6785716), (35, 5816328), (40, 5089287), (42, 4846940), (49, 4154520), (56, 3635205), (60, 3392858), (70, 2908164), (84, 2423470), (89, 2287320), (98, 2077260), (105, 1938776), (120, 1696429), (140, 1454082), (147, 1384840), (168, 1211735), (178, 1143660), (196, 1038630), (210, 969388), (245, 830904), (267, 762440), (280, 727041), (294, 692420), (356, 571830), (389, 523320), (392, 519315), (420, 484694), (445, 457464), (490, 415452), (534, 381220), (588, 346210), (623, 326760), (712, 285915), (735, 276968), (778, 261660), (840, 242347), (890, 228732), (980, 207726), (1068, 190610), (1167, 174440), (1176, 173105), (1246, 163380), (1335, 152488), (1470, 138484), (1556, 130830), (1780, 114366), (1869, 108920), (1945, 104664), (1960, 103863), (2136, 95305), (2334, 87220), (2492, 81690), (2670, 76244), (2723, 74760), (2940, 69242), (3112, 65415), (3115, 65352), (3560, 57183), (3738, 54460), (3890, 52332), (4361, 46680), (4668, 43610), (4984, 40845), (5340, 38122), (5446, 37380), (5835, 34888), (5880, 34621), (6230, 32676), (7476, 27230), (7780, 26166), (8169, 24920), (8722, 23340), (9336, 21805), (9345, 21784), (10680, 19061), (10892, 18690), (11670, 17444), (12460, 16338), (13083, 15560), (13615, 14952)]