378515880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{487}}^1$

素因数の和:648

約数の個数: 192

約数和(自身を含む): 1315491840

約数和(自身を除く): 936975960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 127, 136, 153, 170, 180, 204, 254, 255, 306, 340, 360, 381, 408, 487, 508, 510, 612, 635, 680, 762, 765, 974, 1016, 1020, 1143, 1224, 1270, 1461, 1524, 1530, 1905, 1948, 2040, 2159, 2286, 2435, 2540, 2922, 3048, 3060, 3810, 3896, 4318, 4383, 4572, 4870, 5080, 5715, 5844, 6120, 6477, 7305, 7620, 8279, 8636, 8766, 9144, 9740, 10795, 11430, 11688, 12954, 14610, 15240, 16558, 17272, 17532, 19431, 19480, 21590, 21915, 22860, 24837, 25908, 29220, 32385, 33116, 35064, 38862, 41395, 43180, 43830, 45720, 49674, 51816, 58440, 61849, 64770, 66232, 74511, 77724, 82790, 86360, 87660, 97155, 99348, 123698, 124185, 129540, 149022, 155448, 165580, 175320, 185547, 194310, 198696, 247396, 248370, 259080, 298044, 309245, 331160, 371094, 372555, 388620, 494792, 496740, 556641, 596088, 618490, 742188, 745110, 777240, 927735, 993480, 1051433, 1113282, 1236980, 1484376, 1490220, 1855470, 2102866, 2226564, 2473960, 2783205, 2980440, 3154299, 3710940, 4205732, 4453128, 5257165, 5566410, 6308598, 7421880, 8411464, 9462897, 10514330, 11132820, 12617196, 15771495, 18925794, 21028660, 22265640, 25234392, 31542990, 37851588, 42057320, 47314485, 63085980, 75703176, 94628970, 126171960, 189257940, 378515880]

約数ペア:

[(1, 378515880), (2, 189257940), (3, 126171960), (4, 94628970), (5, 75703176), (6, 63085980), (8, 47314485), (9, 42057320), (10, 37851588), (12, 31542990), (15, 25234392), (17, 22265640), (18, 21028660), (20, 18925794), (24, 15771495), (30, 12617196), (34, 11132820), (36, 10514330), (40, 9462897), (45, 8411464), (51, 7421880), (60, 6308598), (68, 5566410), (72, 5257165), (85, 4453128), (90, 4205732), (102, 3710940), (120, 3154299), (127, 2980440), (136, 2783205), (153, 2473960), (170, 2226564), (180, 2102866), (204, 1855470), (254, 1490220), (255, 1484376), (306, 1236980), (340, 1113282), (360, 1051433), (381, 993480), (408, 927735), (487, 777240), (508, 745110), (510, 742188), (612, 618490), (635, 596088), (680, 556641), (762, 496740), (765, 494792), (974, 388620), (1016, 372555), (1020, 371094), (1143, 331160), (1224, 309245), (1270, 298044), (1461, 259080), (1524, 248370), (1530, 247396), (1905, 198696), (1948, 194310), (2040, 185547), (2159, 175320), (2286, 165580), (2435, 155448), (2540, 149022), (2922, 129540), (3048, 124185), (3060, 123698), (3810, 99348), (3896, 97155), (4318, 87660), (4383, 86360), (4572, 82790), (4870, 77724), (5080, 74511), (5715, 66232), (5844, 64770), (6120, 61849), (6477, 58440), (7305, 51816), (7620, 49674), (8279, 45720), (8636, 43830), (8766, 43180), (9144, 41395), (9740, 38862), (10795, 35064), (11430, 33116), (11688, 32385), (12954, 29220), (14610, 25908), (15240, 24837), (16558, 22860), (17272, 21915), (17532, 21590), (19431, 19480)]