889558020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12263}}^1$

素因数の和:12322

約数の個数: 144

約数和(自身を含む): 2999872512

約数和(自身を除く): 2110314492

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, 2790, 3627, 4030, 4836, 5580, 6045, 7254, 8060, 12090, 12263, 14508, 18135, 24180, 24526, 36270, 36789, 49052, 61315, 72540, 73578, 110367, 122630, 147156, 159419, 183945, 220734, 245260, 318838, 367890, 380153, 441468, 478257, 551835, 637676, 735780, 760306, 797095, 956514, 1103670, 1140459, 1434771, 1520612, 1594190, 1900765, 1913028, 2207340, 2280918, 2391285, 2869542, 3188380, 3421377, 3801530, 4561836, 4782570, 4941989, 5702295, 5739084, 6842754, 7173855, 7603060, 9565140, 9883978, 11404590, 13685508, 14347710, 14825967, 17106885, 19767956, 22809180, 24709945, 28695420, 29651934, 34213770, 44477901, 49419890, 59303868, 68427540, 74129835, 88955802, 98839780, 148259670, 177911604, 222389505, 296519340, 444779010, 889558020]

約数ペア:

[(1, 889558020), (2, 444779010), (3, 296519340), (4, 222389505), (5, 177911604), (6, 148259670), (9, 98839780), (10, 88955802), (12, 74129835), (13, 68427540), (15, 59303868), (18, 49419890), (20, 44477901), (26, 34213770), (30, 29651934), (31, 28695420), (36, 24709945), (39, 22809180), (45, 19767956), (52, 17106885), (60, 14825967), (62, 14347710), (65, 13685508), (78, 11404590), (90, 9883978), (93, 9565140), (117, 7603060), (124, 7173855), (130, 6842754), (155, 5739084), (156, 5702295), (180, 4941989), (186, 4782570), (195, 4561836), (234, 3801530), (260, 3421377), (279, 3188380), (310, 2869542), (372, 2391285), (390, 2280918), (403, 2207340), (465, 1913028), (468, 1900765), (558, 1594190), (585, 1520612), (620, 1434771), (780, 1140459), (806, 1103670), (930, 956514), (1116, 797095), (1170, 760306), (1209, 735780), (1395, 637676), (1612, 551835), (1860, 478257), (2015, 441468), (2340, 380153), (2418, 367890), (2790, 318838), (3627, 245260), (4030, 220734), (4836, 183945), (5580, 159419), (6045, 147156), (7254, 122630), (8060, 110367), (12090, 73578), (12263, 72540), (14508, 61315), (18135, 49052), (24180, 36789), (24526, 36270)]