262145208

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:349

約数の個数: 128

約数和(自身を含む): 731566080

約数和(自身を除く): 469420872

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 53, 78, 83, 104, 106, 156, 159, 166, 191, 212, 249, 312, 318, 332, 382, 424, 498, 573, 636, 664, 689, 764, 996, 1079, 1146, 1272, 1378, 1528, 1992, 2067, 2158, 2292, 2483, 2756, 3237, 4134, 4316, 4399, 4584, 4966, 5512, 6474, 7449, 8268, 8632, 8798, 9932, 10123, 12948, 13197, 14898, 15853, 16536, 17596, 19864, 20246, 25896, 26394, 29796, 30369, 31706, 35192, 40492, 47559, 52788, 57187, 59592, 60738, 63412, 80984, 95118, 105576, 114374, 121476, 126824, 131599, 171561, 190236, 206089, 228748, 242952, 263198, 343122, 380472, 394797, 412178, 457496, 526396, 618267, 686244, 789594, 824356, 840209, 1052792, 1236534, 1372488, 1579188, 1648712, 1680418, 2473068, 2520627, 3158376, 3360836, 4946136, 5041254, 6721672, 10082508, 10922717, 20165016, 21845434, 32768151, 43690868, 65536302, 87381736, 131072604, 262145208]

約数ペア:

[(1, 262145208), (2, 131072604), (3, 87381736), (4, 65536302), (6, 43690868), (8, 32768151), (12, 21845434), (13, 20165016), (24, 10922717), (26, 10082508), (39, 6721672), (52, 5041254), (53, 4946136), (78, 3360836), (83, 3158376), (104, 2520627), (106, 2473068), (156, 1680418), (159, 1648712), (166, 1579188), (191, 1372488), (212, 1236534), (249, 1052792), (312, 840209), (318, 824356), (332, 789594), (382, 686244), (424, 618267), (498, 526396), (573, 457496), (636, 412178), (664, 394797), (689, 380472), (764, 343122), (996, 263198), (1079, 242952), (1146, 228748), (1272, 206089), (1378, 190236), (1528, 171561), (1992, 131599), (2067, 126824), (2158, 121476), (2292, 114374), (2483, 105576), (2756, 95118), (3237, 80984), (4134, 63412), (4316, 60738), (4399, 59592), (4584, 57187), (4966, 52788), (5512, 47559), (6474, 40492), (7449, 35192), (8268, 31706), (8632, 30369), (8798, 29796), (9932, 26394), (10123, 25896), (12948, 20246), (13197, 19864), (14898, 17596), (15853, 16536)]