258413280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:393

約数の個数: 192

約数和(自身を含む): 862202880

約数和(自身を除く): 603789600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 69, 80, 89, 92, 96, 115, 120, 138, 160, 178, 184, 230, 240, 263, 267, 276, 345, 356, 368, 445, 460, 480, 526, 534, 552, 690, 712, 736, 789, 890, 920, 1052, 1068, 1104, 1315, 1335, 1380, 1424, 1578, 1780, 1840, 2047, 2104, 2136, 2208, 2630, 2670, 2760, 2848, 3156, 3560, 3680, 3945, 4094, 4208, 4272, 5260, 5340, 5520, 6049, 6141, 6312, 7120, 7890, 8188, 8416, 8544, 10235, 10520, 10680, 11040, 12098, 12282, 12624, 14240, 15780, 16376, 18147, 20470, 21040, 21360, 23407, 24196, 24564, 25248, 30245, 30705, 31560, 32752, 36294, 40940, 42080, 42720, 46814, 48392, 49128, 60490, 61410, 63120, 65504, 70221, 72588, 81880, 90735, 93628, 96784, 98256, 117035, 120980, 122820, 126240, 140442, 145176, 163760, 181470, 187256, 193568, 196512, 234070, 241960, 245640, 280884, 290352, 327520, 351105, 362940, 374512, 468140, 483920, 491280, 538361, 561768, 580704, 702210, 725880, 749024, 936280, 967840, 982560, 1076722, 1123536, 1404420, 1451760, 1615083, 1872560, 2153444, 2247072, 2691805, 2808840, 2903520, 3230166, 3745120, 4306888, 5383610, 5617680, 6460332, 8075415, 8613776, 10767220, 11235360, 12920664, 16150830, 17227552, 21534440, 25841328, 32301660, 43068880, 51682656, 64603320, 86137760, 129206640, 258413280]

約数ペア:

[(1, 258413280), (2, 129206640), (3, 86137760), (4, 64603320), (5, 51682656), (6, 43068880), (8, 32301660), (10, 25841328), (12, 21534440), (15, 17227552), (16, 16150830), (20, 12920664), (23, 11235360), (24, 10767220), (30, 8613776), (32, 8075415), (40, 6460332), (46, 5617680), (48, 5383610), (60, 4306888), (69, 3745120), (80, 3230166), (89, 2903520), (92, 2808840), (96, 2691805), (115, 2247072), (120, 2153444), (138, 1872560), (160, 1615083), (178, 1451760), (184, 1404420), (230, 1123536), (240, 1076722), (263, 982560), (267, 967840), (276, 936280), (345, 749024), (356, 725880), (368, 702210), (445, 580704), (460, 561768), (480, 538361), (526, 491280), (534, 483920), (552, 468140), (690, 374512), (712, 362940), (736, 351105), (789, 327520), (890, 290352), (920, 280884), (1052, 245640), (1068, 241960), (1104, 234070), (1315, 196512), (1335, 193568), (1380, 187256), (1424, 181470), (1578, 163760), (1780, 145176), (1840, 140442), (2047, 126240), (2104, 122820), (2136, 120980), (2208, 117035), (2630, 98256), (2670, 96784), (2760, 93628), (2848, 90735), (3156, 81880), (3560, 72588), (3680, 70221), (3945, 65504), (4094, 63120), (4208, 61410), (4272, 60490), (5260, 49128), (5340, 48392), (5520, 46814), (6049, 42720), (6141, 42080), (6312, 40940), (7120, 36294), (7890, 32752), (8188, 31560), (8416, 30705), (8544, 30245), (10235, 25248), (10520, 24564), (10680, 24196), (11040, 23407), (12098, 21360), (12282, 21040), (12624, 20470), (14240, 18147), (15780, 16376)]