203745920

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:195

約数の個数: 192

約数和(自身を含む): 580818600

約数和(自身を除く): 377072680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 73, 80, 89, 98, 112, 128, 140, 146, 160, 178, 196, 224, 245, 280, 292, 320, 356, 365, 392, 445, 448, 490, 511, 560, 584, 623, 640, 712, 730, 784, 890, 896, 980, 1022, 1120, 1168, 1246, 1424, 1460, 1568, 1780, 1960, 2044, 2240, 2336, 2492, 2555, 2848, 2920, 3115, 3136, 3560, 3577, 3920, 4088, 4361, 4480, 4672, 4984, 5110, 5696, 5840, 6230, 6272, 6497, 7120, 7154, 7840, 8176, 8722, 9344, 9968, 10220, 11392, 11680, 12460, 12994, 14240, 14308, 15680, 16352, 17444, 17885, 19936, 20440, 21805, 23360, 24920, 25988, 28480, 28616, 31360, 32485, 32704, 34888, 35770, 39872, 40880, 43610, 45479, 46720, 49840, 51976, 56960, 57232, 64970, 65408, 69776, 71540, 79744, 81760, 87220, 90958, 99680, 103952, 114464, 129940, 139552, 143080, 163520, 174440, 181916, 199360, 207904, 227395, 228928, 259880, 279104, 286160, 318353, 327040, 348880, 363832, 398720, 415808, 454790, 457856, 519760, 558208, 572320, 636706, 697760, 727664, 831616, 909580, 1039520, 1144640, 1273412, 1395520, 1455328, 1591765, 1819160, 2079040, 2289280, 2546824, 2791040, 2910656, 3183530, 3638320, 4158080, 5093648, 5821312, 6367060, 7276640, 10187296, 12734120, 14553280, 20374592, 25468240, 29106560, 40749184, 50936480, 101872960, 203745920]

約数ペア:

[(1, 203745920), (2, 101872960), (4, 50936480), (5, 40749184), (7, 29106560), (8, 25468240), (10, 20374592), (14, 14553280), (16, 12734120), (20, 10187296), (28, 7276640), (32, 6367060), (35, 5821312), (40, 5093648), (49, 4158080), (56, 3638320), (64, 3183530), (70, 2910656), (73, 2791040), (80, 2546824), (89, 2289280), (98, 2079040), (112, 1819160), (128, 1591765), (140, 1455328), (146, 1395520), (160, 1273412), (178, 1144640), (196, 1039520), (224, 909580), (245, 831616), (280, 727664), (292, 697760), (320, 636706), (356, 572320), (365, 558208), (392, 519760), (445, 457856), (448, 454790), (490, 415808), (511, 398720), (560, 363832), (584, 348880), (623, 327040), (640, 318353), (712, 286160), (730, 279104), (784, 259880), (890, 228928), (896, 227395), (980, 207904), (1022, 199360), (1120, 181916), (1168, 174440), (1246, 163520), (1424, 143080), (1460, 139552), (1568, 129940), (1780, 114464), (1960, 103952), (2044, 99680), (2240, 90958), (2336, 87220), (2492, 81760), (2555, 79744), (2848, 71540), (2920, 69776), (3115, 65408), (3136, 64970), (3560, 57232), (3577, 56960), (3920, 51976), (4088, 49840), (4361, 46720), (4480, 45479), (4672, 43610), (4984, 40880), (5110, 39872), (5696, 35770), (5840, 34888), (6230, 32704), (6272, 32485), (6497, 31360), (7120, 28616), (7154, 28480), (7840, 25988), (8176, 24920), (8722, 23360), (9344, 21805), (9968, 20440), (10220, 19936), (11392, 17885), (11680, 17444), (12460, 16352), (12994, 15680), (14240, 14308)]