256788672

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{11239}}^1$

素因数の和:11278

約数の個数: 112

約数和(自身を含む): 822228480

約数和(自身を除く): 565439808

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 32, 34, 42, 48, 51, 56, 64, 68, 84, 96, 102, 112, 119, 136, 168, 192, 204, 224, 238, 272, 336, 357, 408, 448, 476, 544, 672, 714, 816, 952, 1088, 1344, 1428, 1632, 1904, 2856, 3264, 3808, 5712, 7616, 11239, 11424, 22478, 22848, 33717, 44956, 67434, 78673, 89912, 134868, 157346, 179824, 191063, 236019, 269736, 314692, 359648, 382126, 472038, 539472, 573189, 629384, 719296, 764252, 944076, 1078944, 1146378, 1258768, 1337441, 1528504, 1888152, 2157888, 2292756, 2517536, 2674882, 3057008, 3776304, 4012323, 4585512, 5035072, 5349764, 6114016, 7552608, 8024646, 9171024, 10699528, 12228032, 15105216, 16049292, 18342048, 21399056, 32098584, 36684096, 42798112, 64197168, 85596224, 128394336, 256788672]

約数ペア:

[(1, 256788672), (2, 128394336), (3, 85596224), (4, 64197168), (6, 42798112), (7, 36684096), (8, 32098584), (12, 21399056), (14, 18342048), (16, 16049292), (17, 15105216), (21, 12228032), (24, 10699528), (28, 9171024), (32, 8024646), (34, 7552608), (42, 6114016), (48, 5349764), (51, 5035072), (56, 4585512), (64, 4012323), (68, 3776304), (84, 3057008), (96, 2674882), (102, 2517536), (112, 2292756), (119, 2157888), (136, 1888152), (168, 1528504), (192, 1337441), (204, 1258768), (224, 1146378), (238, 1078944), (272, 944076), (336, 764252), (357, 719296), (408, 629384), (448, 573189), (476, 539472), (544, 472038), (672, 382126), (714, 359648), (816, 314692), (952, 269736), (1088, 236019), (1344, 191063), (1428, 179824), (1632, 157346), (1904, 134868), (2856, 89912), (3264, 78673), (3808, 67434), (5712, 44956), (7616, 33717), (11239, 22848), (11424, 22478)]