303290240

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{643}}^1$

素因数の和:740

約数の個数: 128

約数和(自身を含む): 804021120

約数和(自身を除く): 500730880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 67, 80, 88, 110, 128, 134, 160, 176, 220, 268, 320, 335, 352, 440, 536, 640, 643, 670, 704, 737, 880, 1072, 1286, 1340, 1408, 1474, 1760, 2144, 2572, 2680, 2948, 3215, 3520, 3685, 4288, 5144, 5360, 5896, 6430, 7040, 7073, 7370, 8576, 10288, 10720, 11792, 12860, 14146, 14740, 20576, 21440, 23584, 25720, 28292, 29480, 35365, 41152, 42880, 43081, 47168, 51440, 56584, 58960, 70730, 82304, 86162, 94336, 102880, 113168, 117920, 141460, 172324, 205760, 215405, 226336, 235840, 282920, 344648, 411520, 430810, 452672, 471680, 473891, 565840, 689296, 861620, 905344, 947782, 1131680, 1378592, 1723240, 1895564, 2263360, 2369455, 2757184, 3446480, 3791128, 4526720, 4738910, 5514368, 6892960, 7582256, 9477820, 13785920, 15164512, 18955640, 27571840, 30329024, 37911280, 60658048, 75822560, 151645120, 303290240]

約数ペア:

[(1, 303290240), (2, 151645120), (4, 75822560), (5, 60658048), (8, 37911280), (10, 30329024), (11, 27571840), (16, 18955640), (20, 15164512), (22, 13785920), (32, 9477820), (40, 7582256), (44, 6892960), (55, 5514368), (64, 4738910), (67, 4526720), (80, 3791128), (88, 3446480), (110, 2757184), (128, 2369455), (134, 2263360), (160, 1895564), (176, 1723240), (220, 1378592), (268, 1131680), (320, 947782), (335, 905344), (352, 861620), (440, 689296), (536, 565840), (640, 473891), (643, 471680), (670, 452672), (704, 430810), (737, 411520), (880, 344648), (1072, 282920), (1286, 235840), (1340, 226336), (1408, 215405), (1474, 205760), (1760, 172324), (2144, 141460), (2572, 117920), (2680, 113168), (2948, 102880), (3215, 94336), (3520, 86162), (3685, 82304), (4288, 70730), (5144, 58960), (5360, 56584), (5896, 51440), (6430, 47168), (7040, 43081), (7073, 42880), (7370, 41152), (8576, 35365), (10288, 29480), (10720, 28292), (11792, 25720), (12860, 23584), (14146, 21440), (14740, 20576)]