30278766

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{181}}^1\times {\mathrm{569}}^1$

素因数の和:769

約数の個数: 48

約数和(自身を含む): 70958160

約数和(自身を除く): 40679394

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 181, 294, 362, 543, 569, 1086, 1138, 1267, 1707, 2534, 3414, 3801, 3983, 7602, 7966, 8869, 11949, 17738, 23898, 26607, 27881, 53214, 55762, 83643, 102989, 167286, 205978, 308967, 617934, 720923, 1441846, 2162769, 4325538, 5046461, 10092922, 15139383, 30278766]

約数ペア:

[(1, 30278766), (2, 15139383), (3, 10092922), (6, 5046461), (7, 4325538), (14, 2162769), (21, 1441846), (42, 720923), (49, 617934), (98, 308967), (147, 205978), (181, 167286), (294, 102989), (362, 83643), (543, 55762), (569, 53214), (1086, 27881), (1138, 26607), (1267, 23898), (1707, 17738), (2534, 11949), (3414, 8869), (3801, 7966), (3983, 7602)]