164740320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{491}}^1$

素因数の和:745

約数の個数: 144

約数和(自身を含む): 565738992

約数和(自身を除く): 400998672

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 233, 240, 288, 360, 466, 480, 491, 699, 720, 932, 982, 1165, 1398, 1440, 1473, 1864, 1964, 2097, 2330, 2455, 2796, 2946, 3495, 3728, 3928, 4194, 4419, 4660, 4910, 5592, 5892, 6990, 7365, 7456, 7856, 8388, 8838, 9320, 9820, 10485, 11184, 11784, 13980, 14730, 15712, 16776, 17676, 18640, 19640, 20970, 22095, 22368, 23568, 27960, 29460, 33552, 35352, 37280, 39280, 41940, 44190, 47136, 55920, 58920, 67104, 70704, 78560, 83880, 88380, 111840, 114403, 117840, 141408, 167760, 176760, 228806, 235680, 335520, 343209, 353520, 457612, 572015, 686418, 707040, 915224, 1029627, 1144030, 1372836, 1716045, 1830448, 2059254, 2288060, 2745672, 3432090, 3660896, 4118508, 4576120, 5148135, 5491344, 6864180, 8237016, 9152240, 10296270, 10982688, 13728360, 16474032, 18304480, 20592540, 27456720, 32948064, 41185080, 54913440, 82370160, 164740320]

約数ペア:

[(1, 164740320), (2, 82370160), (3, 54913440), (4, 41185080), (5, 32948064), (6, 27456720), (8, 20592540), (9, 18304480), (10, 16474032), (12, 13728360), (15, 10982688), (16, 10296270), (18, 9152240), (20, 8237016), (24, 6864180), (30, 5491344), (32, 5148135), (36, 4576120), (40, 4118508), (45, 3660896), (48, 3432090), (60, 2745672), (72, 2288060), (80, 2059254), (90, 1830448), (96, 1716045), (120, 1372836), (144, 1144030), (160, 1029627), (180, 915224), (233, 707040), (240, 686418), (288, 572015), (360, 457612), (466, 353520), (480, 343209), (491, 335520), (699, 235680), (720, 228806), (932, 176760), (982, 167760), (1165, 141408), (1398, 117840), (1440, 114403), (1473, 111840), (1864, 88380), (1964, 83880), (2097, 78560), (2330, 70704), (2455, 67104), (2796, 58920), (2946, 55920), (3495, 47136), (3728, 44190), (3928, 41940), (4194, 39280), (4419, 37280), (4660, 35352), (4910, 33552), (5592, 29460), (5892, 27960), (6990, 23568), (7365, 22368), (7456, 22095), (7856, 20970), (8388, 19640), (8838, 18640), (9320, 17676), (9820, 16776), (10485, 15712), (11184, 14730), (11784, 13980)]