389720448

素因数分解:

$2^7\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{491}}^1$

素因数の和:577

約数の個数: 192

約数和(自身を含む): 1233020880

約数和(自身を除く): 843300432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 53, 64, 72, 78, 96, 104, 106, 117, 128, 144, 156, 159, 192, 208, 212, 234, 288, 312, 318, 384, 416, 424, 468, 477, 491, 576, 624, 636, 689, 832, 848, 936, 954, 982, 1152, 1248, 1272, 1378, 1473, 1664, 1696, 1872, 1908, 1964, 2067, 2496, 2544, 2756, 2946, 3392, 3744, 3816, 3928, 4134, 4419, 4992, 5088, 5512, 5892, 6201, 6383, 6784, 7488, 7632, 7856, 8268, 8838, 10176, 11024, 11784, 12402, 12766, 14976, 15264, 15712, 16536, 17676, 19149, 20352, 22048, 23568, 24804, 25532, 26023, 30528, 31424, 33072, 35352, 38298, 44096, 47136, 49608, 51064, 52046, 57447, 61056, 62848, 66144, 70704, 76596, 78069, 88192, 94272, 99216, 102128, 104092, 114894, 132288, 141408, 153192, 156138, 188544, 198432, 204256, 208184, 229788, 234207, 264576, 282816, 306384, 312276, 338299, 396864, 408512, 416368, 459576, 468414, 565632, 612768, 624552, 676598, 793728, 817024, 832736, 919152, 936828, 1014897, 1225536, 1249104, 1353196, 1665472, 1838304, 1873656, 2029794, 2451072, 2498208, 2706392, 3044691, 3330944, 3676608, 3747312, 4059588, 4996416, 5412784, 6089382, 7353216, 7494624, 8119176, 9992832, 10825568, 12178764, 14989248, 16238352, 21651136, 24357528, 29978496, 32476704, 43302272, 48715056, 64953408, 97430112, 129906816, 194860224, 389720448]

約数ペア:

[(1, 389720448), (2, 194860224), (3, 129906816), (4, 97430112), (6, 64953408), (8, 48715056), (9, 43302272), (12, 32476704), (13, 29978496), (16, 24357528), (18, 21651136), (24, 16238352), (26, 14989248), (32, 12178764), (36, 10825568), (39, 9992832), (48, 8119176), (52, 7494624), (53, 7353216), (64, 6089382), (72, 5412784), (78, 4996416), (96, 4059588), (104, 3747312), (106, 3676608), (117, 3330944), (128, 3044691), (144, 2706392), (156, 2498208), (159, 2451072), (192, 2029794), (208, 1873656), (212, 1838304), (234, 1665472), (288, 1353196), (312, 1249104), (318, 1225536), (384, 1014897), (416, 936828), (424, 919152), (468, 832736), (477, 817024), (491, 793728), (576, 676598), (624, 624552), (636, 612768), (689, 565632), (832, 468414), (848, 459576), (936, 416368), (954, 408512), (982, 396864), (1152, 338299), (1248, 312276), (1272, 306384), (1378, 282816), (1473, 264576), (1664, 234207), (1696, 229788), (1872, 208184), (1908, 204256), (1964, 198432), (2067, 188544), (2496, 156138), (2544, 153192), (2756, 141408), (2946, 132288), (3392, 114894), (3744, 104092), (3816, 102128), (3928, 99216), (4134, 94272), (4419, 88192), (4992, 78069), (5088, 76596), (5512, 70704), (5892, 66144), (6201, 62848), (6383, 61056), (6784, 57447), (7488, 52046), (7632, 51064), (7856, 49608), (8268, 47136), (8838, 44096), (10176, 38298), (11024, 35352), (11784, 33072), (12402, 31424), (12766, 30528), (14976, 26023), (15264, 25532), (15712, 24804), (16536, 23568), (17676, 22048), (19149, 20352)]