80576720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7573}}^1$

素因数の和:7612

約数の個数: 80

約数和(自身を含む): 225402240

約数和(自身を除く): 144825520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 7573, 10640, 15146, 30292, 37865, 53011, 60584, 75730, 106022, 121168, 143887, 151460, 212044, 265055, 287774, 302920, 424088, 530110, 575548, 605840, 719435, 848176, 1007209, 1060220, 1151096, 1438870, 2014418, 2120440, 2302192, 2877740, 4028836, 4240880, 5036045, 5755480, 8057672, 10072090, 11510960, 16115344, 20144180, 40288360, 80576720]

約数ペア:

[(1, 80576720), (2, 40288360), (4, 20144180), (5, 16115344), (7, 11510960), (8, 10072090), (10, 8057672), (14, 5755480), (16, 5036045), (19, 4240880), (20, 4028836), (28, 2877740), (35, 2302192), (38, 2120440), (40, 2014418), (56, 1438870), (70, 1151096), (76, 1060220), (80, 1007209), (95, 848176), (112, 719435), (133, 605840), (140, 575548), (152, 530110), (190, 424088), (266, 302920), (280, 287774), (304, 265055), (380, 212044), (532, 151460), (560, 143887), (665, 121168), (760, 106022), (1064, 75730), (1330, 60584), (1520, 53011), (2128, 37865), (2660, 30292), (5320, 15146), (7573, 10640)]