138566320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{733}}^1$

素因数の和:902

約数の個数: 80

約数和(自身を含む): 344040480

約数和(自身を除く): 205474160

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 139, 170, 272, 278, 340, 556, 680, 695, 733, 1112, 1360, 1390, 1466, 2224, 2363, 2780, 2932, 3665, 4726, 5560, 5864, 7330, 9452, 11120, 11728, 11815, 12461, 14660, 18904, 23630, 24922, 29320, 37808, 47260, 49844, 58640, 62305, 94520, 99688, 101887, 124610, 189040, 199376, 203774, 249220, 407548, 498440, 509435, 815096, 996880, 1018870, 1630192, 1732079, 2037740, 3464158, 4075480, 6928316, 8150960, 8660395, 13856632, 17320790, 27713264, 34641580, 69283160, 138566320]

約数ペア:

[(1, 138566320), (2, 69283160), (4, 34641580), (5, 27713264), (8, 17320790), (10, 13856632), (16, 8660395), (17, 8150960), (20, 6928316), (34, 4075480), (40, 3464158), (68, 2037740), (80, 1732079), (85, 1630192), (136, 1018870), (139, 996880), (170, 815096), (272, 509435), (278, 498440), (340, 407548), (556, 249220), (680, 203774), (695, 199376), (733, 189040), (1112, 124610), (1360, 101887), (1390, 99688), (1466, 94520), (2224, 62305), (2363, 58640), (2780, 49844), (2932, 47260), (3665, 37808), (4726, 29320), (5560, 24922), (5864, 23630), (7330, 18904), (9452, 14660), (11120, 12461), (11728, 11815)]