203935140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{3643}}^1$

素因数の和:3969

約数の個数: 72

約数和(自身を含む): 620762688

約数和(自身を除く): 416827548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 311, 622, 933, 1244, 1555, 1866, 2799, 3110, 3643, 3732, 4665, 5598, 6220, 7286, 9330, 10929, 11196, 13995, 14572, 18215, 18660, 21858, 27990, 32787, 36430, 43716, 54645, 55980, 65574, 72860, 109290, 131148, 163935, 218580, 327870, 655740, 1132973, 2265946, 3398919, 4531892, 5664865, 6797838, 10196757, 11329730, 13595676, 16994595, 20393514, 22659460, 33989190, 40787028, 50983785, 67978380, 101967570, 203935140]

約数ペア:

[(1, 203935140), (2, 101967570), (3, 67978380), (4, 50983785), (5, 40787028), (6, 33989190), (9, 22659460), (10, 20393514), (12, 16994595), (15, 13595676), (18, 11329730), (20, 10196757), (30, 6797838), (36, 5664865), (45, 4531892), (60, 3398919), (90, 2265946), (180, 1132973), (311, 655740), (622, 327870), (933, 218580), (1244, 163935), (1555, 131148), (1866, 109290), (2799, 72860), (3110, 65574), (3643, 55980), (3732, 54645), (4665, 43716), (5598, 36430), (6220, 32787), (7286, 27990), (9330, 21858), (10929, 18660), (11196, 18215), (13995, 14572)]