18216660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3943}}^1$

素因数の和:3973

約数の個数: 96

約数和(自身を含む): 63608832

約数和(自身を除く): 45392172

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 3943, 4620, 7886, 11829, 15772, 19715, 23658, 27601, 39430, 43373, 47316, 55202, 59145, 78860, 82803, 86746, 110404, 118290, 130119, 138005, 165606, 173492, 216865, 236580, 260238, 276010, 303611, 331212, 414015, 433730, 520476, 552020, 607222, 650595, 828030, 867460, 910833, 1214444, 1301190, 1518055, 1656060, 1821666, 2602380, 3036110, 3643332, 4554165, 6072220, 9108330, 18216660]

約数ペア:

[(1, 18216660), (2, 9108330), (3, 6072220), (4, 4554165), (5, 3643332), (6, 3036110), (7, 2602380), (10, 1821666), (11, 1656060), (12, 1518055), (14, 1301190), (15, 1214444), (20, 910833), (21, 867460), (22, 828030), (28, 650595), (30, 607222), (33, 552020), (35, 520476), (42, 433730), (44, 414015), (55, 331212), (60, 303611), (66, 276010), (70, 260238), (77, 236580), (84, 216865), (105, 173492), (110, 165606), (132, 138005), (140, 130119), (154, 118290), (165, 110404), (210, 86746), (220, 82803), (231, 78860), (308, 59145), (330, 55202), (385, 47316), (420, 43373), (462, 39430), (660, 27601), (770, 23658), (924, 19715), (1155, 15772), (1540, 11829), (2310, 7886), (3943, 4620)]