4400348940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{60661}}^1$

素因数の和:60720

約数の個数: 144

約数和(自身を含む): 14838410496

約数和(自身を除く): 10438061556

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, 14508, 18135, 24180, 36270, 60661, 72540, 121322, 181983, 242644, 303305, 363966, 545949, 606610, 727932, 788593, 909915, 1091898, 1213220, 1577186, 1819830, 1880491, 2183796, 2365779, 2729745, 3154372, 3639660, 3760982, 3942965, 4731558, 5459490, 5641473, 7097337, 7521964, 7885930, 9402455, 9463116, 10918980, 11282946, 11828895, 14194674, 15771860, 16924419, 18804910, 22565892, 23657790, 24446383, 28207365, 28389348, 33848838, 35486685, 37609820, 47315580, 48892766, 56414730, 67697676, 70973370, 73339149, 84622095, 97785532, 112829460, 122231915, 141946740, 146678298, 169244190, 220017447, 244463830, 293356596, 338488380, 366695745, 440034894, 488927660, 733391490, 880069788, 1100087235, 1466782980, 2200174470, 4400348940]

約数ペア:

[(1, 4400348940), (2, 2200174470), (3, 1466782980), (4, 1100087235), (5, 880069788), (6, 733391490), (9, 488927660), (10, 440034894), (12, 366695745), (13, 338488380), (15, 293356596), (18, 244463830), (20, 220017447), (26, 169244190), (30, 146678298), (31, 141946740), (36, 122231915), (39, 112829460), (45, 97785532), (52, 84622095), (60, 73339149), (62, 70973370), (65, 67697676), (78, 56414730), (90, 48892766), (93, 47315580), (117, 37609820), (124, 35486685), (130, 33848838), (155, 28389348), (156, 28207365), (180, 24446383), (186, 23657790), (195, 22565892), (234, 18804910), (260, 16924419), (279, 15771860), (310, 14194674), (372, 11828895), (390, 11282946), (403, 10918980), (465, 9463116), (468, 9402455), (558, 7885930), (585, 7521964), (620, 7097337), (780, 5641473), (806, 5459490), (930, 4731558), (1116, 3942965), (1170, 3760982), (1209, 3639660), (1395, 3154372), (1612, 2729745), (1860, 2365779), (2015, 2183796), (2340, 1880491), (2418, 1819830), (2790, 1577186), (3627, 1213220), (4030, 1091898), (4836, 909915), (5580, 788593), (6045, 727932), (7254, 606610), (8060, 545949), (12090, 363966), (14508, 303305), (18135, 242644), (24180, 181983), (36270, 121322), (60661, 72540)]