28680321708

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{4447}}^1\times {\mathrm{5779}}^1$

素因数の和:10267

約数の個数: 72

約数和(自身を含む): 74865889280

約数和(自身を除く): 46185567572

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 4447, 5779, 8894, 11558, 13341, 17337, 17788, 23116, 26682, 34674, 40023, 52011, 53364, 69348, 80046, 104022, 137857, 160092, 179149, 208044, 275714, 358298, 413571, 537447, 551428, 716596, 827142, 1074894, 1240713, 1612341, 1654284, 2149788, 2481426, 3224682, 4962852, 6449364, 25699213, 51398426, 77097639, 102796852, 154195278, 231292917, 308390556, 462585834, 796675603, 925171668, 1593351206, 2390026809, 3186702412, 4780053618, 7170080427, 9560107236, 14340160854, 28680321708]

約数ペア:

[(1, 28680321708), (2, 14340160854), (3, 9560107236), (4, 7170080427), (6, 4780053618), (9, 3186702412), (12, 2390026809), (18, 1593351206), (31, 925171668), (36, 796675603), (62, 462585834), (93, 308390556), (124, 231292917), (186, 154195278), (279, 102796852), (372, 77097639), (558, 51398426), (1116, 25699213), (4447, 6449364), (5779, 4962852), (8894, 3224682), (11558, 2481426), (13341, 2149788), (17337, 1654284), (17788, 1612341), (23116, 1240713), (26682, 1074894), (34674, 827142), (40023, 716596), (52011, 551428), (53364, 537447), (69348, 413571), (80046, 358298), (104022, 275714), (137857, 208044), (160092, 179149)]