154933220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:517

約数の個数: 96

約数和(自身を含む): 374438400

約数和(自身を除く): 219505180

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 79, 95, 130, 158, 190, 247, 260, 316, 380, 395, 397, 494, 790, 794, 988, 1027, 1235, 1501, 1580, 1588, 1985, 2054, 2470, 3002, 3970, 4108, 4940, 5135, 5161, 6004, 7505, 7543, 7940, 10270, 10322, 15010, 15086, 19513, 20540, 20644, 25805, 30020, 30172, 31363, 37715, 39026, 51610, 62726, 75430, 78052, 97565, 98059, 103220, 125452, 150860, 156815, 195130, 196118, 313630, 390260, 392236, 407719, 490295, 595897, 627260, 815438, 980590, 1191794, 1630876, 1961180, 2038595, 2383588, 2979485, 4077190, 5958970, 7746661, 8154380, 11917940, 15493322, 30986644, 38733305, 77466610, 154933220]

約数ペア:

[(1, 154933220), (2, 77466610), (4, 38733305), (5, 30986644), (10, 15493322), (13, 11917940), (19, 8154380), (20, 7746661), (26, 5958970), (38, 4077190), (52, 2979485), (65, 2383588), (76, 2038595), (79, 1961180), (95, 1630876), (130, 1191794), (158, 980590), (190, 815438), (247, 627260), (260, 595897), (316, 490295), (380, 407719), (395, 392236), (397, 390260), (494, 313630), (790, 196118), (794, 195130), (988, 156815), (1027, 150860), (1235, 125452), (1501, 103220), (1580, 98059), (1588, 97565), (1985, 78052), (2054, 75430), (2470, 62726), (3002, 51610), (3970, 39026), (4108, 37715), (4940, 31363), (5135, 30172), (5161, 30020), (6004, 25805), (7505, 20644), (7543, 20540), (7940, 19513), (10270, 15086), (10322, 15010)]