215760160

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:327

約数の個数: 192

約数和(自身を含む): 646216704

約数和(自身を除く): 430456544

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 83, 88, 110, 112, 140, 154, 160, 166, 176, 211, 220, 224, 280, 308, 332, 352, 385, 415, 422, 440, 560, 581, 616, 664, 770, 830, 844, 880, 913, 1055, 1120, 1162, 1232, 1328, 1477, 1540, 1660, 1688, 1760, 1826, 2110, 2321, 2324, 2464, 2656, 2905, 2954, 3080, 3320, 3376, 3652, 4220, 4565, 4642, 4648, 5810, 5908, 6160, 6391, 6640, 6752, 7304, 7385, 8440, 9130, 9284, 9296, 11605, 11620, 11816, 12320, 12782, 13280, 14608, 14770, 16247, 16880, 17513, 18260, 18568, 18592, 23210, 23240, 23632, 25564, 29216, 29540, 31955, 32494, 33760, 35026, 36520, 37136, 46420, 46480, 47264, 51128, 59080, 63910, 64988, 70052, 73040, 74272, 81235, 87565, 92840, 92960, 102256, 118160, 122591, 127820, 129976, 140104, 146080, 162470, 175130, 185680, 192643, 204512, 236320, 245182, 255640, 259952, 280208, 324940, 350260, 371360, 385286, 490364, 511280, 519904, 560416, 612955, 649880, 700520, 770572, 963215, 980728, 1022560, 1225910, 1299760, 1348501, 1401040, 1541144, 1926430, 1961456, 2451820, 2599520, 2697002, 2802080, 3082288, 3852860, 3922912, 4903640, 5394004, 6164576, 6742505, 7705720, 9807280, 10788008, 13485010, 15411440, 19614560, 21576016, 26970020, 30822880, 43152032, 53940040, 107880080, 215760160]

約数ペア:

[(1, 215760160), (2, 107880080), (4, 53940040), (5, 43152032), (7, 30822880), (8, 26970020), (10, 21576016), (11, 19614560), (14, 15411440), (16, 13485010), (20, 10788008), (22, 9807280), (28, 7705720), (32, 6742505), (35, 6164576), (40, 5394004), (44, 4903640), (55, 3922912), (56, 3852860), (70, 3082288), (77, 2802080), (80, 2697002), (83, 2599520), (88, 2451820), (110, 1961456), (112, 1926430), (140, 1541144), (154, 1401040), (160, 1348501), (166, 1299760), (176, 1225910), (211, 1022560), (220, 980728), (224, 963215), (280, 770572), (308, 700520), (332, 649880), (352, 612955), (385, 560416), (415, 519904), (422, 511280), (440, 490364), (560, 385286), (581, 371360), (616, 350260), (664, 324940), (770, 280208), (830, 259952), (844, 255640), (880, 245182), (913, 236320), (1055, 204512), (1120, 192643), (1162, 185680), (1232, 175130), (1328, 162470), (1477, 146080), (1540, 140104), (1660, 129976), (1688, 127820), (1760, 122591), (1826, 118160), (2110, 102256), (2321, 92960), (2324, 92840), (2464, 87565), (2656, 81235), (2905, 74272), (2954, 73040), (3080, 70052), (3320, 64988), (3376, 63910), (3652, 59080), (4220, 51128), (4565, 47264), (4642, 46480), (4648, 46420), (5810, 37136), (5908, 36520), (6160, 35026), (6391, 33760), (6640, 32494), (6752, 31955), (7304, 29540), (7385, 29216), (8440, 25564), (9130, 23632), (9284, 23240), (9296, 23210), (11605, 18592), (11620, 18568), (11816, 18260), (12320, 17513), (12782, 16880), (13280, 16247), (14608, 14770)]