428732928

素因数分解:

$2^9\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1$

素因数の和:475

約数の個数: 240

約数和(自身を含む): 1414268856

約数和(自身を除く): 985535928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 32, 34, 36, 39, 48, 51, 52, 64, 68, 72, 78, 96, 102, 104, 117, 128, 136, 144, 153, 156, 192, 204, 208, 221, 234, 256, 272, 288, 306, 312, 384, 408, 416, 421, 442, 468, 512, 544, 576, 612, 624, 663, 768, 816, 832, 842, 884, 936, 1088, 1152, 1224, 1248, 1263, 1326, 1536, 1632, 1664, 1684, 1768, 1872, 1989, 2176, 2304, 2448, 2496, 2526, 2652, 3264, 3328, 3368, 3536, 3744, 3789, 3978, 4352, 4608, 4896, 4992, 5052, 5304, 5473, 6528, 6656, 6736, 7072, 7157, 7488, 7578, 7956, 8704, 9792, 9984, 10104, 10608, 10946, 13056, 13472, 14144, 14314, 14976, 15156, 15912, 16419, 19584, 19968, 20208, 21216, 21471, 21892, 26112, 26944, 28288, 28628, 29952, 30312, 31824, 32838, 39168, 40416, 42432, 42942, 43784, 49257, 53888, 56576, 57256, 59904, 60624, 63648, 64413, 65676, 78336, 80832, 84864, 85884, 87568, 93041, 98514, 107776, 113152, 114512, 121248, 127296, 128826, 131352, 161664, 169728, 171768, 175136, 186082, 197028, 215552, 229024, 242496, 254592, 257652, 262704, 279123, 323328, 339456, 343536, 350272, 372164, 394056, 458048, 484992, 509184, 515304, 525408, 558246, 646656, 687072, 700544, 744328, 788112, 837369, 916096, 969984, 1018368, 1030608, 1050816, 1116492, 1374144, 1401088, 1488656, 1576224, 1674738, 1832192, 1939968, 2061216, 2101632, 2232984, 2748288, 2802176, 2977312, 3152448, 3349476, 3664384, 4122432, 4203264, 4465968, 5496576, 5954624, 6304896, 6698952, 8244864, 8406528, 8931936, 10993152, 11909248, 12609792, 13397904, 16489728, 17863872, 23818496, 25219584, 26795808, 32979456, 35727744, 47636992, 53591616, 71455488, 107183232, 142910976, 214366464, 428732928]

約数ペア:

[(1, 428732928), (2, 214366464), (3, 142910976), (4, 107183232), (6, 71455488), (8, 53591616), (9, 47636992), (12, 35727744), (13, 32979456), (16, 26795808), (17, 25219584), (18, 23818496), (24, 17863872), (26, 16489728), (32, 13397904), (34, 12609792), (36, 11909248), (39, 10993152), (48, 8931936), (51, 8406528), (52, 8244864), (64, 6698952), (68, 6304896), (72, 5954624), (78, 5496576), (96, 4465968), (102, 4203264), (104, 4122432), (117, 3664384), (128, 3349476), (136, 3152448), (144, 2977312), (153, 2802176), (156, 2748288), (192, 2232984), (204, 2101632), (208, 2061216), (221, 1939968), (234, 1832192), (256, 1674738), (272, 1576224), (288, 1488656), (306, 1401088), (312, 1374144), (384, 1116492), (408, 1050816), (416, 1030608), (421, 1018368), (442, 969984), (468, 916096), (512, 837369), (544, 788112), (576, 744328), (612, 700544), (624, 687072), (663, 646656), (768, 558246), (816, 525408), (832, 515304), (842, 509184), (884, 484992), (936, 458048), (1088, 394056), (1152, 372164), (1224, 350272), (1248, 343536), (1263, 339456), (1326, 323328), (1536, 279123), (1632, 262704), (1664, 257652), (1684, 254592), (1768, 242496), (1872, 229024), (1989, 215552), (2176, 197028), (2304, 186082), (2448, 175136), (2496, 171768), (2526, 169728), (2652, 161664), (3264, 131352), (3328, 128826), (3368, 127296), (3536, 121248), (3744, 114512), (3789, 113152), (3978, 107776), (4352, 98514), (4608, 93041), (4896, 87568), (4992, 85884), (5052, 84864), (5304, 80832), (5473, 78336), (6528, 65676), (6656, 64413), (6736, 63648), (7072, 60624), (7157, 59904), (7488, 57256), (7578, 56576), (7956, 53888), (8704, 49257), (9792, 43784), (9984, 42942), (10104, 42432), (10608, 40416), (10946, 39168), (13056, 32838), (13472, 31824), (14144, 30312), (14314, 29952), (14976, 28628), (15156, 28288), (15912, 26944), (16419, 26112), (19584, 21892), (19968, 21471), (20208, 21216)]