890304128

素因数分解:

$2^7\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1$

素因数の和:319

約数の個数: 192

約数和(自身を含む): 2251180800

約数和(自身を除く): 1360876672

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 32, 38, 49, 56, 62, 64, 76, 98, 112, 124, 128, 133, 152, 196, 217, 224, 241, 248, 266, 304, 392, 434, 448, 482, 496, 532, 589, 608, 784, 868, 896, 931, 964, 992, 1064, 1178, 1216, 1519, 1568, 1687, 1736, 1862, 1928, 1984, 2128, 2356, 2432, 3038, 3136, 3374, 3472, 3724, 3856, 3968, 4123, 4256, 4579, 4712, 6076, 6272, 6748, 6944, 7448, 7471, 7712, 8246, 8512, 9158, 9424, 11809, 12152, 13496, 13888, 14896, 14942, 15424, 16492, 17024, 18316, 18848, 23618, 24304, 26992, 27776, 28861, 29792, 29884, 30848, 32053, 32984, 36632, 37696, 47236, 48608, 52297, 53984, 57722, 59584, 59768, 64106, 65968, 73264, 75392, 94472, 97216, 104594, 107968, 115444, 119168, 119536, 128212, 131936, 141949, 146528, 188944, 194432, 209188, 215936, 224371, 230888, 239072, 256424, 263872, 283898, 293056, 366079, 377888, 418376, 448742, 461776, 478144, 512848, 527744, 567796, 586112, 732158, 755776, 836752, 897484, 923552, 956288, 993643, 1025696, 1135592, 1464316, 1511552, 1673504, 1794968, 1847104, 1987286, 2051392, 2271184, 2928632, 3347008, 3589936, 3694208, 3974572, 4102784, 4542368, 5857264, 6694016, 6955501, 7179872, 7949144, 9084736, 11714528, 13911002, 14359744, 15898288, 18169472, 23429056, 27822004, 28719488, 31796576, 46858112, 55644008, 63593152, 111288016, 127186304, 222576032, 445152064, 890304128]

約数ペア:

[(1, 890304128), (2, 445152064), (4, 222576032), (7, 127186304), (8, 111288016), (14, 63593152), (16, 55644008), (19, 46858112), (28, 31796576), (31, 28719488), (32, 27822004), (38, 23429056), (49, 18169472), (56, 15898288), (62, 14359744), (64, 13911002), (76, 11714528), (98, 9084736), (112, 7949144), (124, 7179872), (128, 6955501), (133, 6694016), (152, 5857264), (196, 4542368), (217, 4102784), (224, 3974572), (241, 3694208), (248, 3589936), (266, 3347008), (304, 2928632), (392, 2271184), (434, 2051392), (448, 1987286), (482, 1847104), (496, 1794968), (532, 1673504), (589, 1511552), (608, 1464316), (784, 1135592), (868, 1025696), (896, 993643), (931, 956288), (964, 923552), (992, 897484), (1064, 836752), (1178, 755776), (1216, 732158), (1519, 586112), (1568, 567796), (1687, 527744), (1736, 512848), (1862, 478144), (1928, 461776), (1984, 448742), (2128, 418376), (2356, 377888), (2432, 366079), (3038, 293056), (3136, 283898), (3374, 263872), (3472, 256424), (3724, 239072), (3856, 230888), (3968, 224371), (4123, 215936), (4256, 209188), (4579, 194432), (4712, 188944), (6076, 146528), (6272, 141949), (6748, 131936), (6944, 128212), (7448, 119536), (7471, 119168), (7712, 115444), (8246, 107968), (8512, 104594), (9158, 97216), (9424, 94472), (11809, 75392), (12152, 73264), (13496, 65968), (13888, 64106), (14896, 59768), (14942, 59584), (15424, 57722), (16492, 53984), (17024, 52297), (18316, 48608), (18848, 47236), (23618, 37696), (24304, 36632), (26992, 32984), (27776, 32053), (28861, 30848), (29792, 29884)]