2803780812800

素因数分解:

$2^{18}\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:188

約数の個数: 912

約数和(自身を含む): 8425501804800

約数和(自身を除く): 5621720992000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 23, 25, 32, 38, 40, 44, 46, 50, 55, 64, 76, 80, 88, 89, 92, 95, 100, 110, 115, 128, 152, 160, 176, 178, 184, 190, 200, 209, 220, 230, 253, 256, 275, 304, 320, 352, 356, 368, 380, 400, 418, 437, 440, 445, 460, 475, 506, 512, 550, 575, 608, 640, 704, 712, 736, 760, 800, 836, 874, 880, 890, 920, 950, 979, 1012, 1024, 1045, 1100, 1150, 1216, 1265, 1280, 1408, 1424, 1472, 1520, 1600, 1672, 1691, 1748, 1760, 1780, 1840, 1900, 1958, 2024, 2047, 2048, 2090, 2185, 2200, 2225, 2300, 2432, 2530, 2560, 2816, 2848, 2944, 3040, 3200, 3344, 3382, 3496, 3520, 3560, 3680, 3800, 3916, 4048, 4094, 4096, 4180, 4370, 4400, 4450, 4600, 4807, 4864, 4895, 5060, 5120, 5225, 5632, 5696, 5888, 6080, 6325, 6400, 6688, 6764, 6992, 7040, 7120, 7360, 7600, 7832, 8096, 8188, 8192, 8360, 8455, 8740, 8800, 8900, 9200, 9614, 9728, 9790, 10120, 10235, 10240, 10450, 10925, 11264, 11392, 11776, 12160, 12650, 12800, 13376, 13528, 13984, 14080, 14240, 14720, 15200, 15664, 16192, 16376, 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約数ペア:

[(1, 2803780812800), (2, 1401890406400), (4, 700945203200), (5, 560756162560), (8, 350472601600), (10, 280378081280), (11, 254889164800), (16, 175236300800), (19, 147567411200), (20, 140189040640), (22, 127444582400), (23, 121903513600), (25, 112151232512), (32, 87618150400), (38, 73783705600), (40, 70094520320), (44, 63722291200), (46, 60951756800), (50, 56075616256), (55, 50977832960), (64, 43809075200), (76, 36891852800), (80, 35047260160), (88, 31861145600), (89, 31503155200), (92, 30475878400), (95, 29513482240), (100, 28037808128), (110, 25488916480), (115, 24380702720), (128, 21904537600), (152, 18445926400), (160, 17523630080), (176, 15930572800), (178, 15751577600), (184, 15237939200), (190, 14756741120), (200, 14018904064), (209, 13415219200), (220, 12744458240), (230, 12190351360), (253, 11082137600), (256, 10952268800), (275, 10195566592), (304, 9222963200), (320, 8761815040), (352, 7965286400), (356, 7875788800), (368, 7618969600), (380, 7378370560), (400, 7009452032), 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