358961920

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:270

約数の個数: 144

約数和(自身を含む): 913913280

約数和(自身を除く): 554951360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 89, 92, 115, 128, 137, 160, 178, 184, 230, 256, 274, 320, 356, 368, 445, 460, 548, 640, 685, 712, 736, 890, 920, 1096, 1280, 1370, 1424, 1472, 1780, 1840, 2047, 2192, 2740, 2848, 2944, 3151, 3560, 3680, 4094, 4384, 5480, 5696, 5888, 6302, 7120, 7360, 8188, 8768, 10235, 10960, 11392, 12193, 12604, 14240, 14720, 15755, 16376, 17536, 20470, 21920, 22784, 24386, 25208, 28480, 29440, 31510, 32752, 35072, 40940, 43840, 48772, 50416, 56960, 60965, 63020, 65504, 81880, 87680, 97544, 100832, 113920, 121930, 126040, 131008, 163760, 175360, 195088, 201664, 243860, 252080, 262016, 280439, 327520, 390176, 403328, 487720, 504160, 524032, 560878, 655040, 780352, 806656, 975440, 1008320, 1121756, 1310080, 1402195, 1560704, 1950880, 2016640, 2243512, 2620160, 2804390, 3121408, 3901760, 4033280, 4487024, 5608780, 7803520, 8974048, 11217560, 15607040, 17948096, 22435120, 35896192, 44870240, 71792384, 89740480, 179480960, 358961920]

約数ペア:

[(1, 358961920), (2, 179480960), (4, 89740480), (5, 71792384), (8, 44870240), (10, 35896192), (16, 22435120), (20, 17948096), (23, 15607040), (32, 11217560), (40, 8974048), (46, 7803520), (64, 5608780), (80, 4487024), (89, 4033280), (92, 3901760), (115, 3121408), (128, 2804390), (137, 2620160), (160, 2243512), (178, 2016640), (184, 1950880), (230, 1560704), (256, 1402195), (274, 1310080), (320, 1121756), (356, 1008320), (368, 975440), (445, 806656), (460, 780352), (548, 655040), (640, 560878), (685, 524032), (712, 504160), (736, 487720), (890, 403328), (920, 390176), (1096, 327520), (1280, 280439), (1370, 262016), (1424, 252080), (1472, 243860), (1780, 201664), (1840, 195088), (2047, 175360), (2192, 163760), (2740, 131008), (2848, 126040), (2944, 121930), (3151, 113920), (3560, 100832), (3680, 97544), (4094, 87680), (4384, 81880), (5480, 65504), (5696, 63020), (5888, 60965), (6302, 56960), (7120, 50416), (7360, 48772), (8188, 43840), (8768, 40940), (10235, 35072), (10960, 32752), (11392, 31510), (12193, 29440), (12604, 28480), (14240, 25208), (14720, 24386), (15755, 22784), (16376, 21920), (17536, 20470)]