66885280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:183

約数の個数: 192

約数和(自身を含む): 202487040

約数和(自身を除く): 135601760

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 61, 70, 77, 80, 88, 89, 110, 112, 122, 140, 154, 160, 176, 178, 220, 224, 244, 280, 305, 308, 352, 356, 385, 427, 440, 445, 488, 560, 610, 616, 623, 671, 712, 770, 854, 880, 890, 976, 979, 1120, 1220, 1232, 1246, 1342, 1424, 1540, 1708, 1760, 1780, 1952, 1958, 2135, 2440, 2464, 2492, 2684, 2848, 3080, 3115, 3355, 3416, 3560, 3916, 4270, 4697, 4880, 4895, 4984, 5368, 5429, 6160, 6230, 6710, 6832, 6853, 7120, 7832, 8540, 9394, 9760, 9790, 9968, 10736, 10858, 12320, 12460, 13420, 13664, 13706, 14240, 15664, 17080, 18788, 19580, 19936, 21472, 21716, 23485, 24920, 26840, 27145, 27412, 31328, 34160, 34265, 37576, 38003, 39160, 43432, 46970, 49840, 53680, 54290, 54824, 59719, 68320, 68530, 75152, 76006, 78320, 86864, 93940, 99680, 107360, 108580, 109648, 119438, 137060, 150304, 152012, 156640, 173728, 187880, 190015, 217160, 219296, 238876, 274120, 298595, 304024, 375760, 380030, 418033, 434320, 477752, 548240, 597190, 608048, 751520, 760060, 836066, 868640, 955504, 1096480, 1194380, 1216096, 1520120, 1672132, 1911008, 2090165, 2388760, 3040240, 3344264, 4180330, 4777520, 6080480, 6688528, 8360660, 9555040, 13377056, 16721320, 33442640, 66885280]

約数ペア:

[(1, 66885280), (2, 33442640), (4, 16721320), (5, 13377056), (7, 9555040), (8, 8360660), (10, 6688528), (11, 6080480), (14, 4777520), (16, 4180330), (20, 3344264), (22, 3040240), (28, 2388760), (32, 2090165), (35, 1911008), (40, 1672132), (44, 1520120), (55, 1216096), (56, 1194380), (61, 1096480), (70, 955504), (77, 868640), (80, 836066), (88, 760060), (89, 751520), (110, 608048), (112, 597190), (122, 548240), (140, 477752), (154, 434320), (160, 418033), (176, 380030), (178, 375760), (220, 304024), (224, 298595), (244, 274120), (280, 238876), (305, 219296), (308, 217160), (352, 190015), (356, 187880), (385, 173728), (427, 156640), (440, 152012), (445, 150304), (488, 137060), (560, 119438), (610, 109648), (616, 108580), (623, 107360), (671, 99680), (712, 93940), (770, 86864), (854, 78320), (880, 76006), (890, 75152), (976, 68530), (979, 68320), (1120, 59719), (1220, 54824), (1232, 54290), (1246, 53680), (1342, 49840), (1424, 46970), (1540, 43432), (1708, 39160), (1760, 38003), (1780, 37576), (1952, 34265), (1958, 34160), (2135, 31328), (2440, 27412), (2464, 27145), (2492, 26840), (2684, 24920), (2848, 23485), (3080, 21716), (3115, 21472), (3355, 19936), (3416, 19580), (3560, 18788), (3916, 17080), (4270, 15664), (4697, 14240), (4880, 13706), (4895, 13664), (4984, 13420), (5368, 12460), (5429, 12320), (6160, 10858), (6230, 10736), (6710, 9968), (6832, 9790), (6853, 9760), (7120, 9394), (7832, 8540)]