197139540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{263}}^1$

素因数の和:350

約数の個数: 144

約数和(自身を含む): 616581504

約数和(自身を除く): 419441964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 263, 310, 372, 390, 403, 465, 526, 620, 780, 789, 806, 930, 961, 1052, 1209, 1315, 1578, 1612, 1860, 1922, 2015, 2418, 2630, 2883, 3156, 3419, 3844, 3945, 4030, 4805, 4836, 5260, 5766, 6045, 6838, 7890, 8060, 8153, 9610, 10257, 11532, 12090, 12493, 13676, 14415, 15780, 16306, 17095, 19220, 20514, 24180, 24459, 24986, 28830, 32612, 34190, 37479, 40765, 41028, 48918, 49972, 51285, 57660, 62465, 68380, 74958, 81530, 97836, 102570, 105989, 122295, 124930, 149916, 163060, 187395, 205140, 211978, 244590, 249860, 252743, 317967, 374790, 423956, 489180, 505486, 529945, 635934, 749580, 758229, 1010972, 1059890, 1263715, 1271868, 1516458, 1589835, 2119780, 2527430, 3032916, 3179670, 3285659, 3791145, 5054860, 6359340, 6571318, 7582290, 9856977, 13142636, 15164580, 16428295, 19713954, 32856590, 39427908, 49284885, 65713180, 98569770, 197139540]

約数ペア:

[(1, 197139540), (2, 98569770), (3, 65713180), (4, 49284885), (5, 39427908), (6, 32856590), (10, 19713954), (12, 16428295), (13, 15164580), (15, 13142636), (20, 9856977), (26, 7582290), (30, 6571318), (31, 6359340), (39, 5054860), (52, 3791145), (60, 3285659), (62, 3179670), (65, 3032916), (78, 2527430), (93, 2119780), (124, 1589835), (130, 1516458), (155, 1271868), (156, 1263715), (186, 1059890), (195, 1010972), (260, 758229), (263, 749580), (310, 635934), (372, 529945), (390, 505486), (403, 489180), (465, 423956), (526, 374790), (620, 317967), (780, 252743), (789, 249860), (806, 244590), (930, 211978), (961, 205140), (1052, 187395), (1209, 163060), (1315, 149916), (1578, 124930), (1612, 122295), (1860, 105989), (1922, 102570), (2015, 97836), (2418, 81530), (2630, 74958), (2883, 68380), (3156, 62465), (3419, 57660), (3844, 51285), (3945, 49972), (4030, 48918), (4805, 41028), (4836, 40765), (5260, 37479), (5766, 34190), (6045, 32612), (6838, 28830), (7890, 24986), (8060, 24459), (8153, 24180), (9610, 20514), (10257, 19220), (11532, 17095), (12090, 16306), (12493, 15780), (13676, 14415)]