1387822380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{4999}}^1$

素因数の和:5679

約数の個数: 96

約数和(自身を含む): 4448640000

約数和(自身を除く): 3060817620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 661, 1322, 1983, 2644, 3305, 3966, 4627, 4999, 6610, 7932, 9254, 9915, 9998, 13220, 13881, 14997, 18508, 19830, 19996, 23135, 24995, 27762, 29994, 34993, 39660, 46270, 49990, 55524, 59988, 69405, 69986, 74985, 92540, 99980, 104979, 138810, 139972, 149970, 174965, 209958, 277620, 299940, 349930, 419916, 524895, 699860, 1049790, 2099580, 3304339, 6608678, 9913017, 13217356, 16521695, 19826034, 23130373, 33043390, 39652068, 46260746, 49565085, 66086780, 69391119, 92521492, 99130170, 115651865, 138782238, 198260340, 231303730, 277564476, 346955595, 462607460, 693911190, 1387822380]

約数ペア:

[(1, 1387822380), (2, 693911190), (3, 462607460), (4, 346955595), (5, 277564476), (6, 231303730), (7, 198260340), (10, 138782238), (12, 115651865), (14, 99130170), (15, 92521492), (20, 69391119), (21, 66086780), (28, 49565085), (30, 46260746), (35, 39652068), (42, 33043390), (60, 23130373), (70, 19826034), (84, 16521695), (105, 13217356), (140, 9913017), (210, 6608678), (420, 3304339), (661, 2099580), (1322, 1049790), (1983, 699860), (2644, 524895), (3305, 419916), (3966, 349930), (4627, 299940), (4999, 277620), (6610, 209958), (7932, 174965), (9254, 149970), (9915, 139972), (9998, 138810), (13220, 104979), (13881, 99980), (14997, 92540), (18508, 74985), (19830, 69986), (19996, 69405), (23135, 59988), (24995, 55524), (27762, 49990), (29994, 46270), (34993, 39660)]