818095040

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{701}}^1$

素因数の和:1246

約数の個数: 112

約数和(自身を含む): 2233842624

約数和(自身を除く): 1415747584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 521, 560, 701, 1042, 1120, 1402, 2084, 2240, 2605, 2804, 3505, 3647, 4168, 4907, 5210, 5608, 7010, 7294, 8336, 9814, 10420, 11216, 14020, 14588, 16672, 18235, 19628, 20840, 22432, 24535, 28040, 29176, 33344, 36470, 39256, 41680, 44864, 49070, 56080, 58352, 72940, 78512, 83360, 98140, 112160, 116704, 145880, 157024, 166720, 196280, 224320, 233408, 291760, 314048, 365221, 392560, 583520, 730442, 785120, 1167040, 1460884, 1570240, 1826105, 2556547, 2921768, 3652210, 5113094, 5843536, 7304420, 10226188, 11687072, 12782735, 14608840, 20452376, 23374144, 25565470, 29217680, 40904752, 51130940, 58435360, 81809504, 102261880, 116870720, 163619008, 204523760, 409047520, 818095040]

約数ペア:

[(1, 818095040), (2, 409047520), (4, 204523760), (5, 163619008), (7, 116870720), (8, 102261880), (10, 81809504), (14, 58435360), (16, 51130940), (20, 40904752), (28, 29217680), (32, 25565470), (35, 23374144), (40, 20452376), (56, 14608840), (64, 12782735), (70, 11687072), (80, 10226188), (112, 7304420), (140, 5843536), (160, 5113094), (224, 3652210), (280, 2921768), (320, 2556547), (448, 1826105), (521, 1570240), (560, 1460884), (701, 1167040), (1042, 785120), (1120, 730442), (1402, 583520), (2084, 392560), (2240, 365221), (2605, 314048), (2804, 291760), (3505, 233408), (3647, 224320), (4168, 196280), (4907, 166720), (5210, 157024), (5608, 145880), (7010, 116704), (7294, 112160), (8336, 98140), (9814, 83360), (10420, 78512), (11216, 72940), (14020, 58352), (14588, 56080), (16672, 49070), (18235, 44864), (19628, 41680), (20840, 39256), (22432, 36470), (24535, 33344), (28040, 29176)]