247972270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{1013}}^1$

素因数の和:1309

約数の個数: 64

約数和(自身を含む): 551940480

約数和(自身を除く): 303968210

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 269, 455, 538, 910, 1013, 1345, 1883, 2026, 2690, 3497, 3766, 5065, 6994, 7091, 9415, 10130, 13169, 14182, 17485, 18830, 24479, 26338, 34970, 35455, 48958, 65845, 70910, 92183, 122395, 131690, 184366, 244790, 272497, 460915, 544994, 921830, 1362485, 1907479, 2724970, 3542461, 3814958, 7084922, 9537395, 17712305, 19074790, 24797227, 35424610, 49594454, 123986135, 247972270]

約数ペア:

[(1, 247972270), (2, 123986135), (5, 49594454), (7, 35424610), (10, 24797227), (13, 19074790), (14, 17712305), (26, 9537395), (35, 7084922), (65, 3814958), (70, 3542461), (91, 2724970), (130, 1907479), (182, 1362485), (269, 921830), (455, 544994), (538, 460915), (910, 272497), (1013, 244790), (1345, 184366), (1883, 131690), (2026, 122395), (2690, 92183), (3497, 70910), (3766, 65845), (5065, 48958), (6994, 35455), (7091, 34970), (9415, 26338), (10130, 24479), (13169, 18830), (14182, 17485)]