66277120

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{569}}^1$

素因数の和:610

約数の個数: 144

約数和(自身を含む): 195733440

約数和(自身を除く): 129456320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 520, 560, 569, 640, 728, 832, 896, 910, 1040, 1120, 1138, 1280, 1456, 1664, 1792, 1820, 2080, 2240, 2276, 2845, 2912, 3328, 3640, 3983, 4160, 4480, 4552, 5690, 5824, 7280, 7397, 7966, 8320, 8960, 9104, 11380, 11648, 14560, 14794, 15932, 16640, 18208, 19915, 22760, 23296, 29120, 29588, 31864, 36416, 36985, 39830, 45520, 51779, 58240, 59176, 63728, 72832, 73970, 79660, 91040, 103558, 116480, 118352, 127456, 145664, 147940, 159320, 182080, 207116, 236704, 254912, 258895, 295880, 318640, 364160, 414232, 473408, 509824, 517790, 591760, 637280, 728320, 828464, 946816, 1019648, 1035580, 1183520, 1274560, 1656928, 1893632, 2071160, 2367040, 2549120, 3313856, 4142320, 4734080, 5098240, 6627712, 8284640, 9468160, 13255424, 16569280, 33138560, 66277120]

約数ペア:

[(1, 66277120), (2, 33138560), (4, 16569280), (5, 13255424), (7, 9468160), (8, 8284640), (10, 6627712), (13, 5098240), (14, 4734080), (16, 4142320), (20, 3313856), (26, 2549120), (28, 2367040), (32, 2071160), (35, 1893632), (40, 1656928), (52, 1274560), (56, 1183520), (64, 1035580), (65, 1019648), (70, 946816), (80, 828464), (91, 728320), (104, 637280), (112, 591760), (128, 517790), (130, 509824), (140, 473408), (160, 414232), (182, 364160), (208, 318640), (224, 295880), (256, 258895), (260, 254912), (280, 236704), (320, 207116), (364, 182080), (416, 159320), (448, 147940), (455, 145664), (520, 127456), (560, 118352), (569, 116480), (640, 103558), (728, 91040), (832, 79660), (896, 73970), (910, 72832), (1040, 63728), (1120, 59176), (1138, 58240), (1280, 51779), (1456, 45520), (1664, 39830), (1792, 36985), (1820, 36416), (2080, 31864), (2240, 29588), (2276, 29120), (2845, 23296), (2912, 22760), (3328, 19915), (3640, 18208), (3983, 16640), (4160, 15932), (4480, 14794), (4552, 14560), (5690, 11648), (5824, 11380), (7280, 9104), (7397, 8960), (7966, 8320)]