821052288

素因数分解:

$2^7\times 3^7\times 7^1\times {\mathrm{419}}^1$

素因数の和:461

約数の個数: 256

約数和(自身を含む): 2810304000

約数和(自身を除く): 1989251712

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 128, 144, 162, 168, 189, 192, 216, 224, 243, 252, 288, 324, 336, 378, 384, 419, 432, 448, 486, 504, 567, 576, 648, 672, 729, 756, 838, 864, 896, 972, 1008, 1134, 1152, 1257, 1296, 1344, 1458, 1512, 1676, 1701, 1728, 1944, 2016, 2187, 2268, 2514, 2592, 2688, 2916, 2933, 3024, 3352, 3402, 3456, 3771, 3888, 4032, 4374, 4536, 5028, 5103, 5184, 5832, 5866, 6048, 6704, 6804, 7542, 7776, 8064, 8748, 8799, 9072, 10056, 10206, 10368, 11313, 11664, 11732, 12096, 13408, 13608, 15084, 15309, 15552, 17496, 17598, 18144, 20112, 20412, 22626, 23328, 23464, 24192, 26397, 26816, 27216, 30168, 30618, 31104, 33939, 34992, 35196, 36288, 40224, 40824, 45252, 46656, 46928, 52794, 53632, 54432, 60336, 61236, 67878, 69984, 70392, 72576, 79191, 80448, 81648, 90504, 93312, 93856, 101817, 105588, 108864, 120672, 122472, 135756, 139968, 140784, 158382, 160896, 163296, 181008, 187712, 203634, 211176, 217728, 237573, 241344, 244944, 271512, 279936, 281568, 305451, 316764, 326592, 362016, 375424, 407268, 422352, 475146, 482688, 489888, 543024, 563136, 610902, 633528, 653184, 712719, 724032, 814536, 844704, 916353, 950292, 979776, 1086048, 1126272, 1221804, 1267056, 1425438, 1448064, 1629072, 1689408, 1832706, 1900584, 1959552, 2138157, 2172096, 2443608, 2534112, 2850876, 3258144, 3378816, 3665412, 3801168, 4276314, 4344192, 4887216, 5068224, 5701752, 6414471, 6516288, 7330824, 7602336, 8552628, 9774432, 10136448, 11403504, 12828942, 13032576, 14661648, 15204672, 17105256, 19548864, 22807008, 25657884, 29323296, 30409344, 34210512, 39097728, 45614016, 51315768, 58646592, 68421024, 91228032, 102631536, 117293184, 136842048, 205263072, 273684096, 410526144, 821052288]

約数ペア:

[(1, 821052288), (2, 410526144), (3, 273684096), (4, 205263072), (6, 136842048), (7, 117293184), (8, 102631536), (9, 91228032), (12, 68421024), (14, 58646592), (16, 51315768), (18, 45614016), (21, 39097728), (24, 34210512), (27, 30409344), (28, 29323296), (32, 25657884), (36, 22807008), (42, 19548864), (48, 17105256), (54, 15204672), (56, 14661648), (63, 13032576), (64, 12828942), (72, 11403504), (81, 10136448), (84, 9774432), (96, 8552628), (108, 7602336), (112, 7330824), (126, 6516288), (128, 6414471), (144, 5701752), (162, 5068224), (168, 4887216), (189, 4344192), (192, 4276314), (216, 3801168), (224, 3665412), (243, 3378816), (252, 3258144), (288, 2850876), (324, 2534112), (336, 2443608), (378, 2172096), (384, 2138157), (419, 1959552), (432, 1900584), (448, 1832706), (486, 1689408), (504, 1629072), (567, 1448064), (576, 1425438), (648, 1267056), (672, 1221804), (729, 1126272), (756, 1086048), (838, 979776), (864, 950292), (896, 916353), (972, 844704), (1008, 814536), (1134, 724032), (1152, 712719), (1257, 653184), (1296, 633528), (1344, 610902), (1458, 563136), (1512, 543024), (1676, 489888), (1701, 482688), (1728, 475146), (1944, 422352), (2016, 407268), (2187, 375424), (2268, 362016), (2514, 326592), (2592, 316764), (2688, 305451), (2916, 281568), (2933, 279936), (3024, 271512), (3352, 244944), (3402, 241344), (3456, 237573), (3771, 217728), (3888, 211176), (4032, 203634), (4374, 187712), (4536, 181008), (5028, 163296), (5103, 160896), (5184, 158382), (5832, 140784), (5866, 139968), (6048, 135756), (6704, 122472), (6804, 120672), (7542, 108864), (7776, 105588), (8064, 101817), (8748, 93856), (8799, 93312), (9072, 90504), (10056, 81648), (10206, 80448), (10368, 79191), (11313, 72576), (11664, 70392), (11732, 69984), (12096, 67878), (13408, 61236), (13608, 60336), (15084, 54432), (15309, 53632), (15552, 52794), (17496, 46928), (17598, 46656), (18144, 45252), (20112, 40824), (20412, 40224), (22626, 36288), (23328, 35196), (23464, 34992), (24192, 33939), (26397, 31104), (26816, 30618), (27216, 30168)]