139163920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{271}}^1$

素因数の和:429

約数の個数: 120

約数和(自身を含む): 380654208

約数和(自身を除く): 241490288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 131, 140, 196, 245, 262, 271, 280, 392, 490, 524, 542, 560, 655, 784, 917, 980, 1048, 1084, 1310, 1355, 1834, 1897, 1960, 2096, 2168, 2620, 2710, 3668, 3794, 3920, 4336, 4585, 5240, 5420, 6419, 7336, 7588, 9170, 9485, 10480, 10840, 12838, 13279, 14672, 15176, 18340, 18970, 21680, 25676, 26558, 30352, 32095, 35501, 36680, 37940, 51352, 53116, 64190, 66395, 71002, 73360, 75880, 102704, 106232, 128380, 132790, 142004, 151760, 177505, 212464, 248507, 256760, 265580, 284008, 355010, 497014, 513520, 531160, 568016, 710020, 994028, 1062320, 1242535, 1420040, 1739549, 1988056, 2485070, 2840080, 3479098, 3976112, 4970140, 6958196, 8697745, 9940280, 13916392, 17395490, 19880560, 27832784, 34790980, 69581960, 139163920]

約数ペア:

[(1, 139163920), (2, 69581960), (4, 34790980), (5, 27832784), (7, 19880560), (8, 17395490), (10, 13916392), (14, 9940280), (16, 8697745), (20, 6958196), (28, 4970140), (35, 3976112), (40, 3479098), (49, 2840080), (56, 2485070), (70, 1988056), (80, 1739549), (98, 1420040), (112, 1242535), (131, 1062320), (140, 994028), (196, 710020), (245, 568016), (262, 531160), (271, 513520), (280, 497014), (392, 355010), (490, 284008), (524, 265580), (542, 256760), (560, 248507), (655, 212464), (784, 177505), (917, 151760), (980, 142004), (1048, 132790), (1084, 128380), (1310, 106232), (1355, 102704), (1834, 75880), (1897, 73360), (1960, 71002), (2096, 66395), (2168, 64190), (2620, 53116), (2710, 51352), (3668, 37940), (3794, 36680), (3920, 35501), (4336, 32095), (4585, 30352), (5240, 26558), (5420, 25676), (6419, 21680), (7336, 18970), (7588, 18340), (9170, 15176), (9485, 14672), (10480, 13279), (10840, 12838)]