281947068

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{421}}^1$

素因数の和:506

約数の個数: 144

約数和(自身を含む): 812893536

約数和(自身を除く): 530946468

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 53, 54, 78, 81, 106, 108, 117, 156, 159, 162, 212, 234, 243, 318, 324, 351, 421, 468, 477, 486, 636, 689, 702, 842, 954, 972, 1053, 1263, 1378, 1404, 1431, 1684, 1908, 2067, 2106, 2526, 2756, 2862, 3159, 3789, 4134, 4212, 4293, 5052, 5473, 5724, 6201, 6318, 7578, 8268, 8586, 10946, 11367, 12402, 12636, 12879, 15156, 16419, 17172, 18603, 21892, 22313, 22734, 24804, 25758, 32838, 34101, 37206, 44626, 45468, 49257, 51516, 55809, 65676, 66939, 68202, 74412, 89252, 98514, 102303, 111618, 133878, 136404, 147771, 167427, 197028, 200817, 204606, 223236, 267756, 290069, 295542, 334854, 401634, 409212, 443313, 580138, 591084, 602451, 669708, 803268, 870207, 886626, 1160276, 1204902, 1329939, 1740414, 1773252, 1807353, 2409804, 2610621, 2659878, 3480828, 3614706, 5221242, 5319756, 5422059, 7229412, 7831863, 10442484, 10844118, 15663726, 21688236, 23495589, 31327452, 46991178, 70486767, 93982356, 140973534, 281947068]

約数ペア:

[(1, 281947068), (2, 140973534), (3, 93982356), (4, 70486767), (6, 46991178), (9, 31327452), (12, 23495589), (13, 21688236), (18, 15663726), (26, 10844118), (27, 10442484), (36, 7831863), (39, 7229412), (52, 5422059), (53, 5319756), (54, 5221242), (78, 3614706), (81, 3480828), (106, 2659878), (108, 2610621), (117, 2409804), (156, 1807353), (159, 1773252), (162, 1740414), (212, 1329939), (234, 1204902), (243, 1160276), (318, 886626), (324, 870207), (351, 803268), (421, 669708), (468, 602451), (477, 591084), (486, 580138), (636, 443313), (689, 409212), (702, 401634), (842, 334854), (954, 295542), (972, 290069), (1053, 267756), (1263, 223236), (1378, 204606), (1404, 200817), (1431, 197028), (1684, 167427), (1908, 147771), (2067, 136404), (2106, 133878), (2526, 111618), (2756, 102303), (2862, 98514), (3159, 89252), (3789, 74412), (4134, 68202), (4212, 66939), (4293, 65676), (5052, 55809), (5473, 51516), (5724, 49257), (6201, 45468), (6318, 44626), (7578, 37206), (8268, 34101), (8586, 32838), (10946, 25758), (11367, 24804), (12402, 22734), (12636, 22313), (12879, 21892), (15156, 18603), (16419, 17172)]