208279188

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:396

約数の個数: 144

約数和(自身を含む): 601001856

約数和(自身を除く): 392722668

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, 311, 318, 324, 351, 468, 477, 486, 622, 636, 689, 702, 933, 954, 972, 1053, 1244, 1378, 1404, 1431, 1866, 1908, 2067, 2106, 2756, 2799, 2862, 3159, 3732, 4043, 4134, 4212, 4293, 5598, 5724, 6201, 6318, 8086, 8268, 8397, 8586, 11196, 12129, 12402, 12636, 12879, 16172, 16483, 16794, 17172, 18603, 24258, 24804, 25191, 25758, 32966, 33588, 36387, 37206, 48516, 49449, 50382, 51516, 55809, 65932, 72774, 74412, 75573, 98898, 100764, 109161, 111618, 145548, 148347, 151146, 167427, 197796, 214279, 218322, 223236, 296694, 302292, 327483, 334854, 428558, 436644, 445041, 593388, 642837, 654966, 669708, 857116, 890082, 982449, 1285674, 1309932, 1335123, 1780164, 1928511, 1964898, 2571348, 2670246, 3857022, 3929796, 4005369, 5340492, 5785533, 7714044, 8010738, 11571066, 16021476, 17356599, 23142132, 34713198, 52069797, 69426396, 104139594, 208279188]

約数ペア:

[(1, 208279188), (2, 104139594), (3, 69426396), (4, 52069797), (6, 34713198), (9, 23142132), (12, 17356599), (13, 16021476), (18, 11571066), (26, 8010738), (27, 7714044), (36, 5785533), (39, 5340492), (52, 4005369), (53, 3929796), (54, 3857022), (78, 2670246), (81, 2571348), (106, 1964898), (108, 1928511), (117, 1780164), (156, 1335123), (159, 1309932), (162, 1285674), (212, 982449), (234, 890082), (243, 857116), (311, 669708), (318, 654966), (324, 642837), (351, 593388), (468, 445041), (477, 436644), (486, 428558), (622, 334854), (636, 327483), (689, 302292), (702, 296694), (933, 223236), (954, 218322), (972, 214279), (1053, 197796), (1244, 167427), (1378, 151146), (1404, 148347), (1431, 145548), (1866, 111618), (1908, 109161), (2067, 100764), (2106, 98898), (2756, 75573), (2799, 74412), (2862, 72774), (3159, 65932), (3732, 55809), (4043, 51516), (4134, 50382), (4212, 49449), (4293, 48516), (5598, 37206), (5724, 36387), (6201, 33588), (6318, 32966), (8086, 25758), (8268, 25191), (8397, 24804), (8586, 24258), (11196, 18603), (12129, 17172), (12402, 16794), (12636, 16483), (12879, 16172)]