18456240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6991}}^1$

素因数の和:7018

約数の個数: 80

約数和(自身を含む): 62424576

約数和(自身を除く): 43968336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 6991, 13982, 20973, 27964, 34955, 41946, 55928, 69910, 76901, 83892, 104865, 111856, 139820, 153802, 167784, 209730, 230703, 279640, 307604, 335568, 384505, 419460, 461406, 559280, 615208, 769010, 838920, 922812, 1153515, 1230416, 1538020, 1677840, 1845624, 2307030, 3076040, 3691248, 4614060, 6152080, 9228120, 18456240]

約数ペア:

[(1, 18456240), (2, 9228120), (3, 6152080), (4, 4614060), (5, 3691248), (6, 3076040), (8, 2307030), (10, 1845624), (11, 1677840), (12, 1538020), (15, 1230416), (16, 1153515), (20, 922812), (22, 838920), (24, 769010), (30, 615208), (33, 559280), (40, 461406), (44, 419460), (48, 384505), (55, 335568), (60, 307604), (66, 279640), (80, 230703), (88, 209730), (110, 167784), (120, 153802), (132, 139820), (165, 111856), (176, 104865), (220, 83892), (240, 76901), (264, 69910), (330, 55928), (440, 41946), (528, 34955), (660, 27964), (880, 20973), (1320, 13982), (2640, 6991)]