16506722720

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1997}}^1\times {\mathrm{2719}}^1$

素因数の和:4750

約数の個数: 96

約数和(自身を含む): 41085273600

約数和(自身を除く): 24578550880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 1997, 2719, 3040, 3994, 5438, 7988, 9985, 10876, 13595, 15976, 19970, 21752, 27190, 31952, 37943, 39940, 43504, 51661, 54380, 63904, 75886, 79880, 87008, 103322, 108760, 151772, 159760, 189715, 206644, 217520, 258305, 303544, 319520, 379430, 413288, 435040, 516610, 607088, 758860, 826576, 1033220, 1214176, 1517720, 1653152, 2066440, 3035440, 4132880, 5429843, 6070880, 8265760, 10859686, 21719372, 27149215, 43438744, 54298430, 86877488, 103167017, 108596860, 173754976, 206334034, 217193720, 412668068, 434387440, 515835085, 825336136, 868774880, 1031670170, 1650672272, 2063340340, 3301344544, 4126680680, 8253361360, 16506722720]

約数ペア:

[(1, 16506722720), (2, 8253361360), (4, 4126680680), (5, 3301344544), (8, 2063340340), (10, 1650672272), (16, 1031670170), (19, 868774880), (20, 825336136), (32, 515835085), (38, 434387440), (40, 412668068), (76, 217193720), (80, 206334034), (95, 173754976), (152, 108596860), (160, 103167017), (190, 86877488), (304, 54298430), (380, 43438744), (608, 27149215), (760, 21719372), (1520, 10859686), (1997, 8265760), (2719, 6070880), (3040, 5429843), (3994, 4132880), (5438, 3035440), (7988, 2066440), (9985, 1653152), (10876, 1517720), (13595, 1214176), (15976, 1033220), (19970, 826576), (21752, 758860), (27190, 607088), (31952, 516610), (37943, 435040), (39940, 413288), (43504, 379430), (51661, 319520), (54380, 303544), (63904, 258305), (75886, 217520), (79880, 206644), (87008, 189715), (103322, 159760), (108760, 151772)]