163236640

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{443}}^1$

素因数の和:519

約数の個数: 144

約数和(自身を含む): 459188352

約数和(自身を除く): 295951712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 47, 49, 56, 70, 80, 94, 98, 112, 140, 160, 188, 196, 224, 235, 245, 280, 329, 376, 392, 443, 470, 490, 560, 658, 752, 784, 886, 940, 980, 1120, 1316, 1504, 1568, 1645, 1772, 1880, 1960, 2215, 2303, 2632, 3101, 3290, 3544, 3760, 3920, 4430, 4606, 5264, 6202, 6580, 7088, 7520, 7840, 8860, 9212, 10528, 11515, 12404, 13160, 14176, 15505, 17720, 18424, 20821, 21707, 23030, 24808, 26320, 31010, 35440, 36848, 41642, 43414, 46060, 49616, 52640, 62020, 70880, 73696, 83284, 86828, 92120, 99232, 104105, 108535, 124040, 145747, 166568, 173656, 184240, 208210, 217070, 248080, 291494, 333136, 347312, 368480, 416420, 434140, 496160, 582988, 666272, 694624, 728735, 832840, 868280, 1020229, 1165976, 1457470, 1665680, 1736560, 2040458, 2331952, 2914940, 3331360, 3473120, 4080916, 4663904, 5101145, 5829880, 8161832, 10202290, 11659760, 16323664, 20404580, 23319520, 32647328, 40809160, 81618320, 163236640]

約数ペア:

[(1, 163236640), (2, 81618320), (4, 40809160), (5, 32647328), (7, 23319520), (8, 20404580), (10, 16323664), (14, 11659760), (16, 10202290), (20, 8161832), (28, 5829880), (32, 5101145), (35, 4663904), (40, 4080916), (47, 3473120), (49, 3331360), (56, 2914940), (70, 2331952), (80, 2040458), (94, 1736560), (98, 1665680), (112, 1457470), (140, 1165976), (160, 1020229), (188, 868280), (196, 832840), (224, 728735), (235, 694624), (245, 666272), (280, 582988), (329, 496160), (376, 434140), (392, 416420), (443, 368480), (470, 347312), (490, 333136), (560, 291494), (658, 248080), (752, 217070), (784, 208210), (886, 184240), (940, 173656), (980, 166568), (1120, 145747), (1316, 124040), (1504, 108535), (1568, 104105), (1645, 99232), (1772, 92120), (1880, 86828), (1960, 83284), (2215, 73696), (2303, 70880), (2632, 62020), (3101, 52640), (3290, 49616), (3544, 46060), (3760, 43414), (3920, 41642), (4430, 36848), (4606, 35440), (5264, 31010), (6202, 26320), (6580, 24808), (7088, 23030), (7520, 21707), (7840, 20821), (8860, 18424), (9212, 17720), (10528, 15505), (11515, 14176), (12404, 13160)]