1813863240

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{239929}}^1$

素因数の和:239956

約数の個数: 128

約数和(自身を含む): 6909984000

約数和(自身を除く): 5096120760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 239929, 479858, 719787, 959716, 1199645, 1439574, 1679503, 1919432, 2159361, 2399290, 2879148, 3359006, 3598935, 4318722, 4798580, 5038509, 5758296, 6478083, 6718012, 7197870, 8397515, 8637444, 9597160, 10077018, 10796805, 12956166, 13436024, 14395740, 15115527, 16795030, 17274888, 20154036, 21593610, 25192545, 25912332, 28791480, 30231054, 32390415, 33590060, 40308072, 43187220, 45346581, 50385090, 51824664, 60462108, 64780830, 67180120, 75577635, 86374440, 90693162, 100770180, 120924216, 129561660, 151155270, 181386324, 201540360, 226732905, 259123320, 302310540, 362772648, 453465810, 604621080, 906931620, 1813863240]

約数ペア:

[(1, 1813863240), (2, 906931620), (3, 604621080), (4, 453465810), (5, 362772648), (6, 302310540), (7, 259123320), (8, 226732905), (9, 201540360), (10, 181386324), (12, 151155270), (14, 129561660), (15, 120924216), (18, 100770180), (20, 90693162), (21, 86374440), (24, 75577635), (27, 67180120), (28, 64780830), (30, 60462108), (35, 51824664), (36, 50385090), (40, 45346581), (42, 43187220), (45, 40308072), (54, 33590060), (56, 32390415), (60, 30231054), (63, 28791480), (70, 25912332), (72, 25192545), (84, 21593610), (90, 20154036), (105, 17274888), (108, 16795030), (120, 15115527), (126, 14395740), (135, 13436024), (140, 12956166), (168, 10796805), (180, 10077018), (189, 9597160), (210, 8637444), (216, 8397515), (252, 7197870), (270, 6718012), (280, 6478083), (315, 5758296), (360, 5038509), (378, 4798580), (420, 4318722), (504, 3598935), (540, 3359006), (630, 2879148), (756, 2399290), (840, 2159361), (945, 1919432), (1080, 1679503), (1260, 1439574), (1512, 1199645), (1890, 959716), (2520, 719787), (3780, 479858), (7560, 239929)]