163445220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47791}}^1$

素因数の和:47825

約数の個数: 72

約数和(自身を含む): 521888640

約数和(自身を除く): 358443420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 47791, 95582, 143373, 191164, 238955, 286746, 430119, 477910, 573492, 716865, 860238, 908029, 955820, 1433730, 1720476, 1816058, 2150595, 2724087, 2867460, 3632116, 4301190, 4540145, 5448174, 8172261, 8602380, 9080290, 10896348, 13620435, 16344522, 18160580, 27240870, 32689044, 40861305, 54481740, 81722610, 163445220]

約数ペア:

[(1, 163445220), (2, 81722610), (3, 54481740), (4, 40861305), (5, 32689044), (6, 27240870), (9, 18160580), (10, 16344522), (12, 13620435), (15, 10896348), (18, 9080290), (19, 8602380), (20, 8172261), (30, 5448174), (36, 4540145), (38, 4301190), (45, 3632116), (57, 2867460), (60, 2724087), (76, 2150595), (90, 1816058), (95, 1720476), (114, 1433730), (171, 955820), (180, 908029), (190, 860238), (228, 716865), (285, 573492), (342, 477910), (380, 430119), (570, 286746), (684, 238955), (855, 191164), (1140, 143373), (1710, 95582), (3420, 47791)]