71786142

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:159

約数の個数: 128

約数和(自身を含む): 180940800

約数和(自身を除く): 109154658

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 31, 37, 38, 54, 57, 61, 62, 74, 93, 111, 114, 122, 171, 183, 186, 222, 279, 333, 342, 366, 513, 549, 558, 589, 666, 703, 837, 999, 1026, 1098, 1147, 1159, 1178, 1406, 1647, 1674, 1767, 1891, 1998, 2109, 2257, 2294, 2318, 3294, 3441, 3477, 3534, 3782, 4218, 4514, 5301, 5673, 6327, 6771, 6882, 6954, 10323, 10431, 10602, 11346, 12654, 13542, 15903, 17019, 18981, 20313, 20646, 20862, 21793, 30969, 31293, 31806, 34038, 35929, 37962, 40626, 42883, 43586, 51057, 60939, 61938, 62586, 65379, 69967, 71858, 85766, 102114, 107787, 121878, 128649, 130758, 139934, 196137, 209901, 215574, 257298, 323361, 385947, 392274, 419802, 588411, 629703, 646722, 771894, 970083, 1157841, 1176822, 1259406, 1329373, 1889109, 1940166, 2315682, 2658746, 3778218, 3988119, 7976238, 11964357, 23928714, 35893071, 71786142]

約数ペア:

[(1, 71786142), (2, 35893071), (3, 23928714), (6, 11964357), (9, 7976238), (18, 3988119), (19, 3778218), (27, 2658746), (31, 2315682), (37, 1940166), (38, 1889109), (54, 1329373), (57, 1259406), (61, 1176822), (62, 1157841), (74, 970083), (93, 771894), (111, 646722), (114, 629703), (122, 588411), (171, 419802), (183, 392274), (186, 385947), (222, 323361), (279, 257298), (333, 215574), (342, 209901), (366, 196137), (513, 139934), (549, 130758), (558, 128649), (589, 121878), (666, 107787), (703, 102114), (837, 85766), (999, 71858), (1026, 69967), (1098, 65379), (1147, 62586), (1159, 61938), (1178, 60939), (1406, 51057), (1647, 43586), (1674, 42883), (1767, 40626), (1891, 37962), (1998, 35929), (2109, 34038), (2257, 31806), (2294, 31293), (2318, 30969), (3294, 21793), (3441, 20862), (3477, 20646), (3534, 20313), (3782, 18981), (4218, 17019), (4514, 15903), (5301, 13542), (5673, 12654), (6327, 11346), (6771, 10602), (6882, 10431), (6954, 10323)]