16402140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{311}}^1$

素因数の和:619

約数の個数: 72

約数和(自身を含む): 50083488

約数和(自身を除く): 33681348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 293, 311, 586, 622, 879, 933, 1172, 1244, 1465, 1555, 1758, 1866, 2637, 2799, 2930, 3110, 3516, 3732, 4395, 4665, 5274, 5598, 5860, 6220, 8790, 9330, 10548, 11196, 13185, 13995, 17580, 18660, 26370, 27990, 52740, 55980, 91123, 182246, 273369, 364492, 455615, 546738, 820107, 911230, 1093476, 1366845, 1640214, 1822460, 2733690, 3280428, 4100535, 5467380, 8201070, 16402140]

約数ペア:

[(1, 16402140), (2, 8201070), (3, 5467380), (4, 4100535), (5, 3280428), (6, 2733690), (9, 1822460), (10, 1640214), (12, 1366845), (15, 1093476), (18, 911230), (20, 820107), (30, 546738), (36, 455615), (45, 364492), (60, 273369), (90, 182246), (180, 91123), (293, 55980), (311, 52740), (586, 27990), (622, 26370), (879, 18660), (933, 17580), (1172, 13995), (1244, 13185), (1465, 11196), (1555, 10548), (1758, 9330), (1866, 8790), (2637, 6220), (2799, 5860), (2930, 5598), (3110, 5274), (3516, 4665), (3732, 4395)]