231854580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1123}}^1$

素因数の和:1206

約数の個数: 144

約数和(自身を含む): 746264064

約数和(自身を除く): 514409484

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 37, 45, 60, 62, 74, 90, 93, 111, 124, 148, 155, 180, 185, 186, 222, 279, 310, 333, 370, 372, 444, 465, 555, 558, 620, 666, 740, 930, 1110, 1116, 1123, 1147, 1332, 1395, 1665, 1860, 2220, 2246, 2294, 2790, 3330, 3369, 3441, 4492, 4588, 5580, 5615, 5735, 6660, 6738, 6882, 10107, 10323, 11230, 11470, 13476, 13764, 16845, 17205, 20214, 20646, 22460, 22940, 33690, 34410, 34813, 40428, 41292, 41551, 50535, 51615, 67380, 68820, 69626, 83102, 101070, 103230, 104439, 124653, 139252, 166204, 174065, 202140, 206460, 207755, 208878, 249306, 313317, 348130, 373959, 415510, 417756, 498612, 522195, 623265, 626634, 696260, 747918, 831020, 1044390, 1246530, 1253268, 1288081, 1495836, 1566585, 1869795, 2088780, 2493060, 2576162, 3133170, 3739590, 3864243, 5152324, 6266340, 6440405, 7479180, 7728486, 11592729, 12880810, 15456972, 19321215, 23185458, 25761620, 38642430, 46370916, 57963645, 77284860, 115927290, 231854580]

約数ペア:

[(1, 231854580), (2, 115927290), (3, 77284860), (4, 57963645), (5, 46370916), (6, 38642430), (9, 25761620), (10, 23185458), (12, 19321215), (15, 15456972), (18, 12880810), (20, 11592729), (30, 7728486), (31, 7479180), (36, 6440405), (37, 6266340), (45, 5152324), (60, 3864243), (62, 3739590), (74, 3133170), (90, 2576162), (93, 2493060), (111, 2088780), (124, 1869795), (148, 1566585), (155, 1495836), (180, 1288081), (185, 1253268), (186, 1246530), (222, 1044390), (279, 831020), (310, 747918), (333, 696260), (370, 626634), (372, 623265), (444, 522195), (465, 498612), (555, 417756), (558, 415510), (620, 373959), (666, 348130), (740, 313317), (930, 249306), (1110, 208878), (1116, 207755), (1123, 206460), (1147, 202140), (1332, 174065), (1395, 166204), (1665, 139252), (1860, 124653), (2220, 104439), (2246, 103230), (2294, 101070), (2790, 83102), (3330, 69626), (3369, 68820), (3441, 67380), (4492, 51615), (4588, 50535), (5580, 41551), (5615, 41292), (5735, 40428), (6660, 34813), (6738, 34410), (6882, 33690), (10107, 22940), (10323, 22460), (11230, 20646), (11470, 20214), (13476, 17205), (13764, 16845)]