181567620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2503}}^1$

素因数の和:2562

約数の個数: 144

約数和(自身を含む): 612498432

約数和(自身を除く): 430930812

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2340, 2418, 2503, 2790, 3627, 4030, 4836, 5006, 5580, 6045, 7254, 7509, 8060, 10012, 12090, 12515, 14508, 15018, 18135, 22527, 24180, 25030, 30036, 32539, 36270, 37545, 45054, 50060, 65078, 72540, 75090, 77593, 90108, 97617, 112635, 130156, 150180, 155186, 162695, 195234, 225270, 232779, 292851, 310372, 325390, 387965, 390468, 450540, 465558, 488085, 585702, 650780, 698337, 775930, 931116, 976170, 1008709, 1163895, 1171404, 1396674, 1464255, 1551860, 1952340, 2017418, 2327790, 2793348, 2928510, 3026127, 3491685, 4034836, 4655580, 5043545, 5857020, 6052254, 6983370, 9078381, 10087090, 12104508, 13966740, 15130635, 18156762, 20174180, 30261270, 36313524, 45391905, 60522540, 90783810, 181567620]

約数ペア:

[(1, 181567620), (2, 90783810), (3, 60522540), (4, 45391905), (5, 36313524), (6, 30261270), (9, 20174180), (10, 18156762), (12, 15130635), (13, 13966740), (15, 12104508), (18, 10087090), (20, 9078381), (26, 6983370), (30, 6052254), (31, 5857020), (36, 5043545), (39, 4655580), (45, 4034836), (52, 3491685), (60, 3026127), (62, 2928510), (65, 2793348), (78, 2327790), (90, 2017418), (93, 1952340), (117, 1551860), (124, 1464255), (130, 1396674), (155, 1171404), (156, 1163895), (180, 1008709), (186, 976170), (195, 931116), (234, 775930), (260, 698337), (279, 650780), (310, 585702), (372, 488085), (390, 465558), (403, 450540), (465, 390468), (468, 387965), (558, 325390), (585, 310372), (620, 292851), (780, 232779), (806, 225270), (930, 195234), (1116, 162695), (1170, 155186), (1209, 150180), (1395, 130156), (1612, 112635), (1860, 97617), (2015, 90108), (2340, 77593), (2418, 75090), (2503, 72540), (2790, 65078), (3627, 50060), (4030, 45054), (4836, 37545), (5006, 36270), (5580, 32539), (6045, 30036), (7254, 25030), (7509, 24180), (8060, 22527), (10012, 18135), (12090, 15018), (12515, 14508)]