87775360

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:198

約数の個数: 128

約数和(自身を含む): 224726400

約数和(自身を除く): 136951040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 67, 80, 89, 92, 115, 128, 134, 160, 178, 184, 230, 268, 320, 335, 356, 368, 445, 460, 536, 640, 670, 712, 736, 890, 920, 1072, 1340, 1424, 1472, 1541, 1780, 1840, 2047, 2144, 2680, 2848, 2944, 3082, 3560, 3680, 4094, 4288, 5360, 5696, 5963, 6164, 7120, 7360, 7705, 8188, 8576, 10235, 10720, 11392, 11926, 12328, 14240, 14720, 15410, 16376, 20470, 21440, 23852, 24656, 28480, 29815, 30820, 32752, 40940, 42880, 47704, 49312, 56960, 59630, 61640, 65504, 81880, 95408, 98624, 119260, 123280, 131008, 137149, 163760, 190816, 197248, 238520, 246560, 262016, 274298, 327520, 381632, 477040, 493120, 548596, 655040, 685745, 763264, 954080, 986240, 1097192, 1310080, 1371490, 1908160, 2194384, 2742980, 3816320, 4388768, 5485960, 8777536, 10971920, 17555072, 21943840, 43887680, 87775360]

約数ペア:

[(1, 87775360), (2, 43887680), (4, 21943840), (5, 17555072), (8, 10971920), (10, 8777536), (16, 5485960), (20, 4388768), (23, 3816320), (32, 2742980), (40, 2194384), (46, 1908160), (64, 1371490), (67, 1310080), (80, 1097192), (89, 986240), (92, 954080), (115, 763264), (128, 685745), (134, 655040), (160, 548596), (178, 493120), (184, 477040), (230, 381632), (268, 327520), (320, 274298), (335, 262016), (356, 246560), (368, 238520), (445, 197248), (460, 190816), (536, 163760), (640, 137149), (670, 131008), (712, 123280), (736, 119260), (890, 98624), (920, 95408), (1072, 81880), (1340, 65504), (1424, 61640), (1472, 59630), (1541, 56960), (1780, 49312), (1840, 47704), (2047, 42880), (2144, 40940), (2680, 32752), (2848, 30820), (2944, 29815), (3082, 28480), (3560, 24656), (3680, 23852), (4094, 21440), (4288, 20470), (5360, 16376), (5696, 15410), (5963, 14720), (6164, 14240), (7120, 12328), (7360, 11926), (7705, 11392), (8188, 10720), (8576, 10235)]