222452280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{643}}^1$

素因数の和:722

約数の個数: 144

約数和(自身を含む): 748205640

約数和(自身を除く): 525753360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 643, 744, 930, 961, 1116, 1240, 1286, 1395, 1860, 1922, 1929, 2232, 2572, 2790, 2883, 3215, 3720, 3844, 3858, 4805, 5144, 5580, 5766, 5787, 6430, 7688, 7716, 8649, 9610, 9645, 11160, 11532, 11574, 12860, 14415, 15432, 17298, 19220, 19290, 19933, 23064, 23148, 25720, 28830, 28935, 34596, 38440, 38580, 39866, 43245, 46296, 57660, 57870, 59799, 69192, 77160, 79732, 86490, 99665, 115320, 115740, 119598, 159464, 172980, 179397, 199330, 231480, 239196, 298995, 345960, 358794, 398660, 478392, 597990, 617923, 717588, 797320, 896985, 1195980, 1235846, 1435176, 1793970, 1853769, 2391960, 2471692, 3089615, 3587940, 3707538, 4943384, 5561307, 6179230, 7175880, 7415076, 9268845, 11122614, 12358460, 14830152, 18537690, 22245228, 24716920, 27806535, 37075380, 44490456, 55613070, 74150760, 111226140, 222452280]

約数ペア:

[(1, 222452280), (2, 111226140), (3, 74150760), (4, 55613070), (5, 44490456), (6, 37075380), (8, 27806535), (9, 24716920), (10, 22245228), (12, 18537690), (15, 14830152), (18, 12358460), (20, 11122614), (24, 9268845), (30, 7415076), (31, 7175880), (36, 6179230), (40, 5561307), (45, 4943384), (60, 3707538), (62, 3587940), (72, 3089615), (90, 2471692), (93, 2391960), (120, 1853769), (124, 1793970), (155, 1435176), (180, 1235846), (186, 1195980), (248, 896985), (279, 797320), (310, 717588), (360, 617923), (372, 597990), (465, 478392), (558, 398660), (620, 358794), (643, 345960), (744, 298995), (930, 239196), (961, 231480), (1116, 199330), (1240, 179397), (1286, 172980), (1395, 159464), (1860, 119598), (1922, 115740), (1929, 115320), (2232, 99665), (2572, 86490), (2790, 79732), (2883, 77160), (3215, 69192), (3720, 59799), (3844, 57870), (3858, 57660), (4805, 46296), (5144, 43245), (5580, 39866), (5766, 38580), (5787, 38440), (6430, 34596), (7688, 28935), (7716, 28830), (8649, 25720), (9610, 23148), (9645, 23064), (11160, 19933), (11532, 19290), (11574, 19220), (12860, 17298), (14415, 15432)]