1821094560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{1264649}}^1$

素因数の和:1264670

約数の個数: 72

約数和(自身を含む): 6214490100

約数和(自身を除く): 4393395540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 1264649, 2529298, 3793947, 5058596, 6323245, 7587894, 10117192, 11381841, 12646490, 15175788, 18969735, 20234384, 22763682, 25292980, 30351576, 37939470, 40468768, 45527364, 50585960, 56909205, 60703152, 75878940, 91054728, 101171920, 113818410, 121406304, 151757880, 182109456, 202343840, 227636820, 303515760, 364218912, 455273640, 607031520, 910547280, 1821094560]

約数ペア:

[(1, 1821094560), (2, 910547280), (3, 607031520), (4, 455273640), (5, 364218912), (6, 303515760), (8, 227636820), (9, 202343840), (10, 182109456), (12, 151757880), (15, 121406304), (16, 113818410), (18, 101171920), (20, 91054728), (24, 75878940), (30, 60703152), (32, 56909205), (36, 50585960), (40, 45527364), (45, 40468768), (48, 37939470), (60, 30351576), (72, 25292980), (80, 22763682), (90, 20234384), (96, 18969735), (120, 15175788), (144, 12646490), (160, 11381841), (180, 10117192), (240, 7587894), (288, 6323245), (360, 5058596), (480, 3793947), (720, 2529298), (1440, 1264649)]