4187448640

素因数分解:

$2^6\times 5^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1\times {\mathrm{443}}^1$

素因数の和:840

約数の個数: 112

約数和(自身を含む): 10122773760

約数和(自身を除く): 5935325120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 160, 218, 271, 320, 436, 443, 542, 545, 872, 886, 1084, 1090, 1355, 1744, 1772, 2168, 2180, 2215, 2710, 3488, 3544, 4336, 4360, 4430, 5420, 6976, 7088, 8672, 8720, 8860, 10840, 14176, 17344, 17440, 17720, 21680, 28352, 29539, 34880, 35440, 43360, 48287, 59078, 70880, 86720, 96574, 118156, 120053, 141760, 147695, 193148, 236312, 240106, 241435, 295390, 386296, 472624, 480212, 482870, 590780, 600265, 772592, 945248, 960424, 965740, 1181560, 1200530, 1545184, 1890496, 1920848, 1931480, 2363120, 2401060, 3090368, 3841696, 3862960, 4726240, 4802120, 7683392, 7725920, 9452480, 9604240, 13085777, 15451840, 19208480, 26171554, 38416960, 52343108, 65428885, 104686216, 130857770, 209372432, 261715540, 418744864, 523431080, 837489728, 1046862160, 2093724320, 4187448640]

約数ペア:

[(1, 4187448640), (2, 2093724320), (4, 1046862160), (5, 837489728), (8, 523431080), (10, 418744864), (16, 261715540), (20, 209372432), (32, 130857770), (40, 104686216), (64, 65428885), (80, 52343108), (109, 38416960), (160, 26171554), (218, 19208480), (271, 15451840), (320, 13085777), (436, 9604240), (443, 9452480), (542, 7725920), (545, 7683392), (872, 4802120), (886, 4726240), (1084, 3862960), (1090, 3841696), (1355, 3090368), (1744, 2401060), (1772, 2363120), (2168, 1931480), (2180, 1920848), (2215, 1890496), (2710, 1545184), (3488, 1200530), (3544, 1181560), (4336, 965740), (4360, 960424), (4430, 945248), (5420, 772592), (6976, 600265), (7088, 590780), (8672, 482870), (8720, 480212), (8860, 472624), (10840, 386296), (14176, 295390), (17344, 241435), (17440, 240106), (17720, 236312), (21680, 193148), (28352, 147695), (29539, 141760), (34880, 120053), (35440, 118156), (43360, 96574), (48287, 86720), (59078, 70880)]