82787880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1471}}^1$

素因数の和:1559

約数の個数: 128

約数和(自身を含む): 288276480

約数和(自身を除く): 205488600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 67, 70, 84, 105, 120, 134, 140, 168, 201, 210, 268, 280, 335, 402, 420, 469, 536, 670, 804, 840, 938, 1005, 1340, 1407, 1471, 1608, 1876, 2010, 2345, 2680, 2814, 2942, 3752, 4020, 4413, 4690, 5628, 5884, 7035, 7355, 8040, 8826, 9380, 10297, 11256, 11768, 14070, 14710, 17652, 18760, 20594, 22065, 28140, 29420, 30891, 35304, 41188, 44130, 51485, 56280, 58840, 61782, 82376, 88260, 98557, 102970, 123564, 154455, 176520, 197114, 205940, 247128, 295671, 308910, 394228, 411880, 492785, 591342, 617820, 689899, 788456, 985570, 1182684, 1235640, 1379798, 1478355, 1971140, 2069697, 2365368, 2759596, 2956710, 3449495, 3942280, 4139394, 5519192, 5913420, 6898990, 8278788, 10348485, 11826840, 13797980, 16557576, 20696970, 27595960, 41393940, 82787880]

約数ペア:

[(1, 82787880), (2, 41393940), (3, 27595960), (4, 20696970), (5, 16557576), (6, 13797980), (7, 11826840), (8, 10348485), (10, 8278788), (12, 6898990), (14, 5913420), (15, 5519192), (20, 4139394), (21, 3942280), (24, 3449495), (28, 2956710), (30, 2759596), (35, 2365368), (40, 2069697), (42, 1971140), (56, 1478355), (60, 1379798), (67, 1235640), (70, 1182684), (84, 985570), (105, 788456), (120, 689899), (134, 617820), (140, 591342), (168, 492785), (201, 411880), (210, 394228), (268, 308910), (280, 295671), (335, 247128), (402, 205940), (420, 197114), (469, 176520), (536, 154455), (670, 123564), (804, 102970), (840, 98557), (938, 88260), (1005, 82376), (1340, 61782), (1407, 58840), (1471, 56280), (1608, 51485), (1876, 44130), (2010, 41188), (2345, 35304), (2680, 30891), (2814, 29420), (2942, 28140), (3752, 22065), (4020, 20594), (4413, 18760), (4690, 17652), (5628, 14710), (5884, 14070), (7035, 11768), (7355, 11256), (8040, 10297), (8826, 9380)]