291559216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{439}}^1$

素因数の和:594

約数の個数: 80

約数和(自身を含む): 635514880

約数和(自身を除く): 343955664

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 103, 104, 124, 206, 208, 248, 403, 412, 439, 496, 806, 824, 878, 1339, 1612, 1648, 1756, 2678, 3193, 3224, 3512, 5356, 5707, 6386, 6448, 7024, 10712, 11414, 12772, 13609, 21424, 22828, 25544, 27218, 41509, 45217, 45656, 51088, 54436, 83018, 90434, 91312, 108872, 166036, 176917, 180868, 217744, 332072, 353834, 361736, 587821, 664144, 707668, 723472, 1175642, 1401727, 1415336, 2351284, 2803454, 2830672, 4702568, 5606908, 9405136, 11213816, 18222451, 22427632, 36444902, 72889804, 145779608, 291559216]

約数ペア:

[(1, 291559216), (2, 145779608), (4, 72889804), (8, 36444902), (13, 22427632), (16, 18222451), (26, 11213816), (31, 9405136), (52, 5606908), (62, 4702568), (103, 2830672), (104, 2803454), (124, 2351284), (206, 1415336), (208, 1401727), (248, 1175642), (403, 723472), (412, 707668), (439, 664144), (496, 587821), (806, 361736), (824, 353834), (878, 332072), (1339, 217744), (1612, 180868), (1648, 176917), (1756, 166036), (2678, 108872), (3193, 91312), (3224, 90434), (3512, 83018), (5356, 54436), (5707, 51088), (6386, 45656), (6448, 45217), (7024, 41509), (10712, 27218), (11414, 25544), (12772, 22828), (13609, 21424)]