248722656

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:505

約数の個数: 192

約数和(自身を含む): 816915456

約数和(自身を除く): 568192800

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 71, 78, 84, 91, 96, 104, 112, 142, 156, 168, 182, 208, 213, 224, 273, 284, 312, 336, 364, 401, 416, 426, 497, 546, 568, 624, 672, 728, 802, 852, 923, 994, 1092, 1136, 1203, 1248, 1456, 1491, 1604, 1704, 1846, 1988, 2184, 2272, 2406, 2769, 2807, 2912, 2982, 3208, 3408, 3692, 3976, 4368, 4812, 5213, 5538, 5614, 5964, 6416, 6461, 6816, 7384, 7952, 8421, 8736, 9624, 10426, 11076, 11228, 11928, 12832, 12922, 14768, 15639, 15904, 16842, 19248, 19383, 20852, 22152, 22456, 23856, 25844, 28471, 29536, 31278, 33684, 36491, 38496, 38766, 41704, 44304, 44912, 47712, 51688, 56942, 62556, 67368, 72982, 77532, 83408, 85413, 88608, 89824, 103376, 109473, 113884, 125112, 134736, 145964, 155064, 166816, 170826, 199297, 206752, 218946, 227768, 250224, 269472, 291928, 310128, 341652, 370123, 398594, 437892, 455536, 500448, 583856, 597891, 620256, 683304, 740246, 797188, 875784, 911072, 1110369, 1167712, 1195782, 1366608, 1480492, 1594376, 1751568, 2220738, 2391564, 2590861, 2733216, 2960984, 3188752, 3503136, 4441476, 4783128, 5181722, 5921968, 6377504, 7772583, 8882952, 9566256, 10363444, 11843936, 15545166, 17765904, 19132512, 20726888, 31090332, 35531808, 41453776, 62180664, 82907552, 124361328, 248722656]

約数ペア:

[(1, 248722656), (2, 124361328), (3, 82907552), (4, 62180664), (6, 41453776), (7, 35531808), (8, 31090332), (12, 20726888), (13, 19132512), (14, 17765904), (16, 15545166), (21, 11843936), (24, 10363444), (26, 9566256), (28, 8882952), (32, 7772583), (39, 6377504), (42, 5921968), (48, 5181722), (52, 4783128), (56, 4441476), (71, 3503136), (78, 3188752), (84, 2960984), (91, 2733216), (96, 2590861), (104, 2391564), (112, 2220738), (142, 1751568), (156, 1594376), (168, 1480492), (182, 1366608), (208, 1195782), (213, 1167712), (224, 1110369), (273, 911072), (284, 875784), (312, 797188), (336, 740246), (364, 683304), (401, 620256), (416, 597891), (426, 583856), (497, 500448), (546, 455536), (568, 437892), (624, 398594), (672, 370123), (728, 341652), (802, 310128), (852, 291928), (923, 269472), (994, 250224), (1092, 227768), (1136, 218946), (1203, 206752), (1248, 199297), (1456, 170826), (1491, 166816), (1604, 155064), (1704, 145964), (1846, 134736), (1988, 125112), (2184, 113884), (2272, 109473), (2406, 103376), (2769, 89824), (2807, 88608), (2912, 85413), (2982, 83408), (3208, 77532), (3408, 72982), (3692, 67368), (3976, 62556), (4368, 56942), (4812, 51688), (5213, 47712), (5538, 44912), (5614, 44304), (5964, 41704), (6416, 38766), (6461, 38496), (6816, 36491), (7384, 33684), (7952, 31278), (8421, 29536), (8736, 28471), (9624, 25844), (10426, 23856), (11076, 22456), (11228, 22152), (11928, 20852), (12832, 19383), (12922, 19248), (14768, 16842), (15639, 15904)]