1980728160

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{15227}}^1$

素因数の和:15516

約数の個数: 96

約数和(自身を含む): 6262728192

約数和(自身を除く): 4282000032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 271, 480, 542, 813, 1084, 1355, 1626, 2168, 2710, 3252, 4065, 4336, 5420, 6504, 8130, 8672, 10840, 13008, 15227, 16260, 21680, 26016, 30454, 32520, 43360, 45681, 60908, 65040, 76135, 91362, 121816, 130080, 152270, 182724, 228405, 243632, 304540, 365448, 456810, 487264, 609080, 730896, 913620, 1218160, 1461792, 1827240, 2436320, 3654480, 4126517, 7308960, 8253034, 12379551, 16506068, 20632585, 24759102, 33012136, 41265170, 49518204, 61897755, 66024272, 82530340, 99036408, 123795510, 132048544, 165060680, 198072816, 247591020, 330121360, 396145632, 495182040, 660242720, 990364080, 1980728160]

約数ペア:

[(1, 1980728160), (2, 990364080), (3, 660242720), (4, 495182040), (5, 396145632), (6, 330121360), (8, 247591020), (10, 198072816), (12, 165060680), (15, 132048544), (16, 123795510), (20, 99036408), (24, 82530340), (30, 66024272), (32, 61897755), (40, 49518204), (48, 41265170), (60, 33012136), (80, 24759102), (96, 20632585), (120, 16506068), (160, 12379551), (240, 8253034), (271, 7308960), (480, 4126517), (542, 3654480), (813, 2436320), (1084, 1827240), (1355, 1461792), (1626, 1218160), (2168, 913620), (2710, 730896), (3252, 609080), (4065, 487264), (4336, 456810), (5420, 365448), (6504, 304540), (8130, 243632), (8672, 228405), (10840, 182724), (13008, 152270), (15227, 130080), (16260, 121816), (21680, 91362), (26016, 76135), (30454, 65040), (32520, 60908), (43360, 45681)]