309143680

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25423}}^1$

素因数の和:25461

約数の個数: 64

約数和(自身を含む): 777974400

約数和(自身を除く): 468830720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 6080, 12160, 25423, 50846, 101692, 127115, 203384, 254230, 406768, 483037, 508460, 813536, 966074, 1016920, 1627072, 1932148, 2033840, 2415185, 3254144, 3864296, 4067680, 4830370, 7728592, 8135360, 9660740, 15457184, 16270720, 19321480, 30914368, 38642960, 61828736, 77285920, 154571840, 309143680]

約数ペア:

[(1, 309143680), (2, 154571840), (4, 77285920), (5, 61828736), (8, 38642960), (10, 30914368), (16, 19321480), (19, 16270720), (20, 15457184), (32, 9660740), (38, 8135360), (40, 7728592), (64, 4830370), (76, 4067680), (80, 3864296), (95, 3254144), (128, 2415185), (152, 2033840), (160, 1932148), (190, 1627072), (304, 1016920), (320, 966074), (380, 813536), (608, 508460), (640, 483037), (760, 406768), (1216, 254230), (1520, 203384), (2432, 127115), (3040, 101692), (6080, 50846), (12160, 25423)]