222875120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{223}}^1$

素因数の和:311

約数の個数: 120

約数和(自身を含む): 579212928

約数和(自身を除く): 356337808

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 223, 248, 260, 310, 403, 446, 496, 520, 620, 806, 892, 961, 1040, 1115, 1240, 1612, 1784, 1922, 2015, 2230, 2480, 2899, 3224, 3568, 3844, 4030, 4460, 4805, 5798, 6448, 6913, 7688, 8060, 8920, 9610, 11596, 12493, 13826, 14495, 15376, 16120, 17840, 19220, 23192, 24986, 27652, 28990, 32240, 34565, 38440, 46384, 49972, 55304, 57980, 62465, 69130, 76880, 89869, 99944, 110608, 115960, 124930, 138260, 179738, 199888, 214303, 231920, 249860, 276520, 359476, 428606, 449345, 499720, 553040, 718952, 857212, 898690, 999440, 1071515, 1437904, 1714424, 1797380, 2143030, 2785939, 3428848, 3594760, 4286060, 5571878, 7189520, 8572120, 11143756, 13929695, 17144240, 22287512, 27859390, 44575024, 55718780, 111437560, 222875120]

約数ペア:

[(1, 222875120), (2, 111437560), (4, 55718780), (5, 44575024), (8, 27859390), (10, 22287512), (13, 17144240), (16, 13929695), (20, 11143756), (26, 8572120), (31, 7189520), (40, 5571878), (52, 4286060), (62, 3594760), (65, 3428848), (80, 2785939), (104, 2143030), (124, 1797380), (130, 1714424), (155, 1437904), (208, 1071515), (223, 999440), (248, 898690), (260, 857212), (310, 718952), (403, 553040), (446, 499720), (496, 449345), (520, 428606), (620, 359476), (806, 276520), (892, 249860), (961, 231920), (1040, 214303), (1115, 199888), (1240, 179738), (1612, 138260), (1784, 124930), (1922, 115960), (2015, 110608), (2230, 99944), (2480, 89869), (2899, 76880), (3224, 69130), (3568, 62465), (3844, 57980), (4030, 55304), (4460, 49972), (4805, 46384), (5798, 38440), (6448, 34565), (6913, 32240), (7688, 28990), (8060, 27652), (8920, 24986), (9610, 23192), (11596, 19220), (12493, 17840), (13826, 16120), (14495, 15376)]