16805971840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{809}}^1\times {\mathrm{4637}}^1$

素因数の和:5472

約数の個数: 128

約数和(自身を含む): 45982987200

約数和(自身を除く): 29177015360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 809, 896, 1120, 1618, 2240, 3236, 4045, 4480, 4637, 5663, 6472, 8090, 9274, 11326, 12944, 16180, 18548, 22652, 23185, 25888, 28315, 32360, 32459, 37096, 45304, 46370, 51776, 56630, 64720, 64918, 74192, 90608, 92740, 103552, 113260, 129440, 129836, 148384, 162295, 181216, 185480, 226520, 258880, 259672, 296768, 324590, 362432, 370960, 453040, 517760, 519344, 593536, 649180, 724864, 741920, 906080, 1038688, 1298360, 1483840, 1812160, 2077376, 2596720, 2967680, 3624320, 3751333, 4154752, 5193440, 7502666, 10386880, 15005332, 18756665, 20773760, 26259331, 30010664, 37513330, 52518662, 60021328, 75026660, 105037324, 120042656, 131296655, 150053320, 210074648, 240085312, 262593310, 300106640, 420149296, 480170624, 525186620, 600213280, 840298592, 1050373240, 1200426560, 1680597184, 2100746480, 2400853120, 3361194368, 4201492960, 8402985920, 16805971840]

約数ペア:

[(1, 16805971840), (2, 8402985920), (4, 4201492960), (5, 3361194368), (7, 2400853120), (8, 2100746480), (10, 1680597184), (14, 1200426560), (16, 1050373240), (20, 840298592), (28, 600213280), (32, 525186620), (35, 480170624), (40, 420149296), (56, 300106640), (64, 262593310), (70, 240085312), (80, 210074648), (112, 150053320), (128, 131296655), (140, 120042656), (160, 105037324), (224, 75026660), (280, 60021328), (320, 52518662), (448, 37513330), (560, 30010664), (640, 26259331), (809, 20773760), (896, 18756665), (1120, 15005332), (1618, 10386880), (2240, 7502666), (3236, 5193440), (4045, 4154752), (4480, 3751333), (4637, 3624320), (5663, 2967680), (6472, 2596720), (8090, 2077376), (9274, 1812160), (11326, 1483840), (12944, 1298360), (16180, 1038688), (18548, 906080), (22652, 741920), (23185, 724864), (25888, 649180), (28315, 593536), (32360, 519344), (32459, 517760), (37096, 453040), (45304, 370960), (46370, 362432), (51776, 324590), (56630, 296768), (64720, 259672), (64918, 258880), (74192, 226520), (90608, 185480), (92740, 181216), (103552, 162295), (113260, 148384), (129440, 129836)]