1138861880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:182

約数の個数: 192

約数和(自身を含む): 2972803680

約数和(自身を除く): 1833941800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 43, 52, 53, 62, 65, 86, 104, 106, 124, 130, 155, 172, 212, 215, 248, 260, 265, 310, 344, 403, 424, 430, 520, 530, 559, 620, 689, 806, 860, 961, 1060, 1118, 1240, 1333, 1378, 1612, 1643, 1720, 1922, 2015, 2120, 2236, 2279, 2666, 2756, 2795, 3224, 3286, 3445, 3844, 4030, 4472, 4558, 4805, 5332, 5512, 5590, 6572, 6665, 6890, 7688, 8060, 8215, 9116, 9610, 10664, 11180, 11395, 12493, 13144, 13330, 13780, 16120, 16430, 17329, 18232, 19220, 21359, 22360, 22790, 24986, 26660, 27560, 29627, 32860, 34658, 38440, 41323, 42718, 45580, 49972, 50933, 53320, 59254, 62465, 65720, 69316, 70649, 82646, 85436, 86645, 91160, 99944, 101866, 106795, 118508, 124930, 138632, 141298, 148135, 165292, 170872, 173290, 203732, 206615, 213590, 237016, 249860, 254665, 282596, 296270, 330584, 346580, 353245, 407464, 413230, 427180, 499720, 509330, 537199, 565192, 592540, 662129, 693160, 706490, 826460, 854360, 918437, 1018660, 1074398, 1185080, 1324258, 1412980, 1652920, 1836874, 2037320, 2148796, 2190119, 2648516, 2685995, 2825960, 3310645, 3673748, 4297592, 4380238, 4592185, 5297032, 5371990, 6621290, 7347496, 8760476, 9184370, 10743980, 10950595, 13242580, 17520952, 18368740, 21487960, 21901190, 26485160, 28471547, 36737480, 43802380, 56943094, 87604760, 113886188, 142357735, 227772376, 284715470, 569430940, 1138861880]

約数ペア:

[(1, 1138861880), (2, 569430940), (4, 284715470), (5, 227772376), (8, 142357735), (10, 113886188), (13, 87604760), (20, 56943094), (26, 43802380), (31, 36737480), (40, 28471547), (43, 26485160), (52, 21901190), (53, 21487960), (62, 18368740), (65, 17520952), (86, 13242580), (104, 10950595), (106, 10743980), (124, 9184370), (130, 8760476), (155, 7347496), (172, 6621290), (212, 5371990), (215, 5297032), (248, 4592185), (260, 4380238), (265, 4297592), (310, 3673748), (344, 3310645), (403, 2825960), (424, 2685995), (430, 2648516), (520, 2190119), (530, 2148796), (559, 2037320), (620, 1836874), (689, 1652920), (806, 1412980), (860, 1324258), (961, 1185080), (1060, 1074398), (1118, 1018660), (1240, 918437), (1333, 854360), (1378, 826460), (1612, 706490), (1643, 693160), (1720, 662129), (1922, 592540), (2015, 565192), (2120, 537199), (2236, 509330), (2279, 499720), (2666, 427180), (2756, 413230), (2795, 407464), (3224, 353245), (3286, 346580), (3445, 330584), (3844, 296270), (4030, 282596), (4472, 254665), (4558, 249860), (4805, 237016), (5332, 213590), (5512, 206615), (5590, 203732), (6572, 173290), (6665, 170872), (6890, 165292), (7688, 148135), (8060, 141298), (8215, 138632), (9116, 124930), (9610, 118508), (10664, 106795), (11180, 101866), (11395, 99944), (12493, 91160), (13144, 86645), (13330, 85436), (13780, 82646), (16120, 70649), (16430, 69316), (17329, 65720), (18232, 62465), (19220, 59254), (21359, 53320), (22360, 50933), (22790, 49972), (24986, 45580), (26660, 42718), (27560, 41323), (29627, 38440), (32860, 34658)]