161330688

素因数分解:

$2^9\times 3^2\times {\mathrm{157}}^1\times {\mathrm{223}}^1$

素因数の和:404

約数の個数: 120

約数和(自身を含む): 470678208

約数和(自身を除く): 309347520

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 157, 192, 223, 256, 288, 314, 384, 446, 471, 512, 576, 628, 669, 768, 892, 942, 1152, 1256, 1338, 1413, 1536, 1784, 1884, 2007, 2304, 2512, 2676, 2826, 3568, 3768, 4014, 4608, 5024, 5352, 5652, 7136, 7536, 8028, 10048, 10704, 11304, 14272, 15072, 16056, 20096, 21408, 22608, 28544, 30144, 32112, 35011, 40192, 42816, 45216, 57088, 60288, 64224, 70022, 80384, 85632, 90432, 105033, 114176, 120576, 128448, 140044, 171264, 180864, 210066, 241152, 256896, 280088, 315099, 342528, 361728, 420132, 513792, 560176, 630198, 723456, 840264, 1027584, 1120352, 1260396, 1680528, 2240704, 2520792, 3361056, 4481408, 5041584, 6722112, 8962816, 10083168, 13444224, 17925632, 20166336, 26888448, 40332672, 53776896, 80665344, 161330688]

約数ペア:

[(1, 161330688), (2, 80665344), (3, 53776896), (4, 40332672), (6, 26888448), (8, 20166336), (9, 17925632), (12, 13444224), (16, 10083168), (18, 8962816), (24, 6722112), (32, 5041584), (36, 4481408), (48, 3361056), (64, 2520792), (72, 2240704), (96, 1680528), (128, 1260396), (144, 1120352), (157, 1027584), (192, 840264), (223, 723456), (256, 630198), (288, 560176), (314, 513792), (384, 420132), (446, 361728), (471, 342528), (512, 315099), (576, 280088), (628, 256896), (669, 241152), (768, 210066), (892, 180864), (942, 171264), (1152, 140044), (1256, 128448), (1338, 120576), (1413, 114176), (1536, 105033), (1784, 90432), (1884, 85632), (2007, 80384), (2304, 70022), (2512, 64224), (2676, 60288), (2826, 57088), (3568, 45216), (3768, 42816), (4014, 40192), (4608, 35011), (5024, 32112), (5352, 30144), (5652, 28544), (7136, 22608), (7536, 21408), (8028, 20096), (10048, 16056), (10704, 15072), (11304, 14272)]