74839518

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:255

約数の個数: 128

約数和(自身を含む): 195686400

約数和(自身を除く): 120846882

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 27, 31, 38, 39, 54, 57, 62, 78, 93, 114, 117, 171, 181, 186, 234, 247, 279, 342, 351, 362, 403, 494, 513, 543, 558, 589, 702, 741, 806, 837, 1026, 1086, 1178, 1209, 1482, 1629, 1674, 1767, 2223, 2353, 2418, 3258, 3439, 3534, 3627, 4446, 4706, 4887, 5301, 5611, 6669, 6878, 7059, 7254, 7657, 9774, 10317, 10602, 10881, 11222, 13338, 14118, 15314, 15903, 16833, 20634, 21177, 21762, 22971, 30951, 31806, 33666, 42354, 44707, 45942, 50499, 61902, 63531, 68913, 72943, 89414, 92853, 100998, 106609, 127062, 134121, 137826, 145886, 151497, 185706, 206739, 213218, 218829, 268242, 302994, 319827, 402363, 413478, 437658, 639654, 656487, 804726, 959481, 1207089, 1312974, 1385917, 1918962, 1969461, 2414178, 2771834, 2878443, 3938922, 4157751, 5756886, 8315502, 12473253, 24946506, 37419759, 74839518]

約数ペア:

[(1, 74839518), (2, 37419759), (3, 24946506), (6, 12473253), (9, 8315502), (13, 5756886), (18, 4157751), (19, 3938922), (26, 2878443), (27, 2771834), (31, 2414178), (38, 1969461), (39, 1918962), (54, 1385917), (57, 1312974), (62, 1207089), (78, 959481), (93, 804726), (114, 656487), (117, 639654), (171, 437658), (181, 413478), (186, 402363), (234, 319827), (247, 302994), (279, 268242), (342, 218829), (351, 213218), (362, 206739), (403, 185706), (494, 151497), (513, 145886), (543, 137826), (558, 134121), (589, 127062), (702, 106609), (741, 100998), (806, 92853), (837, 89414), (1026, 72943), (1086, 68913), (1178, 63531), (1209, 61902), (1482, 50499), (1629, 45942), (1674, 44707), (1767, 42354), (2223, 33666), (2353, 31806), (2418, 30951), (3258, 22971), (3439, 21762), (3534, 21177), (3627, 20634), (4446, 16833), (4706, 15903), (4887, 15314), (5301, 14118), (5611, 13338), (6669, 11222), (6878, 10881), (7059, 10602), (7254, 10317), (7657, 9774)]