289715760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{402383}}^1$

素因数の和:402402

約数の個数: 60

約数和(自身を含む): 972964512

約数和(自身を除く): 683248752

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 402383, 804766, 1207149, 1609532, 2011915, 2414298, 3219064, 3621447, 4023830, 4828596, 6035745, 6438128, 7242894, 8047660, 9657192, 12071490, 14485788, 16095320, 18107235, 19314384, 24142980, 28971576, 32190640, 36214470, 48285960, 57943152, 72428940, 96571920, 144857880, 289715760]

約数ペア:

[(1, 289715760), (2, 144857880), (3, 96571920), (4, 72428940), (5, 57943152), (6, 48285960), (8, 36214470), (9, 32190640), (10, 28971576), (12, 24142980), (15, 19314384), (16, 18107235), (18, 16095320), (20, 14485788), (24, 12071490), (30, 9657192), (36, 8047660), (40, 7242894), (45, 6438128), (48, 6035745), (60, 4828596), (72, 4023830), (80, 3621447), (90, 3219064), (120, 2414298), (144, 2011915), (180, 1609532), (240, 1207149), (360, 804766), (720, 402383)]