81220608

素因数分解:

$2^{10}\times 3^2\times 7^1\times {\mathrm{1259}}^1$

素因数の和:1292

約数の個数: 132

約数和(自身を含む): 268238880

約数和(自身を除く): 187018272

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 336, 384, 448, 504, 512, 576, 672, 768, 896, 1008, 1024, 1152, 1259, 1344, 1536, 1792, 2016, 2304, 2518, 2688, 3072, 3584, 3777, 4032, 4608, 5036, 5376, 7168, 7554, 8064, 8813, 9216, 10072, 10752, 11331, 15108, 16128, 17626, 20144, 21504, 22662, 26439, 30216, 32256, 35252, 40288, 45324, 52878, 60432, 64512, 70504, 79317, 80576, 90648, 105756, 120864, 141008, 158634, 161152, 181296, 211512, 241728, 282016, 317268, 322304, 362592, 423024, 483456, 564032, 634536, 644608, 725184, 846048, 966912, 1128064, 1269072, 1289216, 1450368, 1692096, 1933824, 2256128, 2538144, 2900736, 3384192, 3867648, 4512256, 5076288, 5801472, 6768384, 9024512, 10152576, 11602944, 13536768, 20305152, 27073536, 40610304, 81220608]

約数ペア:

[(1, 81220608), (2, 40610304), (3, 27073536), (4, 20305152), (6, 13536768), (7, 11602944), (8, 10152576), (9, 9024512), (12, 6768384), (14, 5801472), (16, 5076288), (18, 4512256), (21, 3867648), (24, 3384192), (28, 2900736), (32, 2538144), (36, 2256128), (42, 1933824), (48, 1692096), (56, 1450368), (63, 1289216), (64, 1269072), (72, 1128064), (84, 966912), (96, 846048), (112, 725184), (126, 644608), (128, 634536), (144, 564032), (168, 483456), (192, 423024), (224, 362592), (252, 322304), (256, 317268), (288, 282016), (336, 241728), (384, 211512), (448, 181296), (504, 161152), (512, 158634), (576, 141008), (672, 120864), (768, 105756), (896, 90648), (1008, 80576), (1024, 79317), (1152, 70504), (1259, 64512), (1344, 60432), (1536, 52878), (1792, 45324), (2016, 40288), (2304, 35252), (2518, 32256), (2688, 30216), (3072, 26439), (3584, 22662), (3777, 21504), (4032, 20144), (4608, 17626), (5036, 16128), (5376, 15108), (7168, 11331), (7554, 10752), (8064, 10072), (8813, 9216)]