71455488

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1$

素因数の和:470

約数の個数: 144

約数和(自身を含む): 217367136

約数和(自身を除く): 145911648

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 32, 34, 39, 48, 51, 52, 64, 68, 78, 96, 102, 104, 128, 136, 156, 192, 204, 208, 221, 256, 272, 312, 384, 408, 416, 421, 442, 544, 624, 663, 768, 816, 832, 842, 884, 1088, 1248, 1263, 1326, 1632, 1664, 1684, 1768, 2176, 2496, 2526, 2652, 3264, 3328, 3368, 3536, 4352, 4992, 5052, 5304, 5473, 6528, 6736, 7072, 7157, 9984, 10104, 10608, 10946, 13056, 13472, 14144, 14314, 16419, 20208, 21216, 21471, 21892, 26944, 28288, 28628, 32838, 40416, 42432, 42942, 43784, 53888, 56576, 57256, 65676, 80832, 84864, 85884, 87568, 93041, 107776, 114512, 131352, 161664, 169728, 171768, 175136, 186082, 229024, 262704, 279123, 323328, 343536, 350272, 372164, 458048, 525408, 558246, 687072, 700544, 744328, 916096, 1050816, 1116492, 1374144, 1401088, 1488656, 1832192, 2101632, 2232984, 2748288, 2977312, 4203264, 4465968, 5496576, 5954624, 8931936, 11909248, 17863872, 23818496, 35727744, 71455488]

約数ペア:

[(1, 71455488), (2, 35727744), (3, 23818496), (4, 17863872), (6, 11909248), (8, 8931936), (12, 5954624), (13, 5496576), (16, 4465968), (17, 4203264), (24, 2977312), (26, 2748288), (32, 2232984), (34, 2101632), (39, 1832192), (48, 1488656), (51, 1401088), (52, 1374144), (64, 1116492), (68, 1050816), (78, 916096), (96, 744328), (102, 700544), (104, 687072), (128, 558246), (136, 525408), (156, 458048), (192, 372164), (204, 350272), (208, 343536), (221, 323328), (256, 279123), (272, 262704), (312, 229024), (384, 186082), (408, 175136), (416, 171768), (421, 169728), (442, 161664), (544, 131352), (624, 114512), (663, 107776), (768, 93041), (816, 87568), (832, 85884), (842, 84864), (884, 80832), (1088, 65676), (1248, 57256), (1263, 56576), (1326, 53888), (1632, 43784), (1664, 42942), (1684, 42432), (1768, 40416), (2176, 32838), (2496, 28628), (2526, 28288), (2652, 26944), (3264, 21892), (3328, 21471), (3368, 21216), (3536, 20208), (4352, 16419), (4992, 14314), (5052, 14144), (5304, 13472), (5473, 13056), (6528, 10946), (6736, 10608), (7072, 10104), (7157, 9984)]