389587680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{270547}}^1$

素因数の和:270568

約数の個数: 72

約数和(自身を含む): 1329472872

約数和(自身を除く): 939885192

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, 270547, 541094, 811641, 1082188, 1352735, 1623282, 2164376, 2434923, 2705470, 3246564, 4058205, 4328752, 4869846, 5410940, 6493128, 8116410, 8657504, 9739692, 10821880, 12174615, 12986256, 16232820, 19479384, 21643760, 24349230, 25972512, 32465640, 38958768, 43287520, 48698460, 64931280, 77917536, 97396920, 129862560, 194793840, 389587680]

約数ペア:

[(1, 389587680), (2, 194793840), (3, 129862560), (4, 97396920), (5, 77917536), (6, 64931280), (8, 48698460), (9, 43287520), (10, 38958768), (12, 32465640), (15, 25972512), (16, 24349230), (18, 21643760), (20, 19479384), (24, 16232820), (30, 12986256), (32, 12174615), (36, 10821880), (40, 9739692), (45, 8657504), (48, 8116410), (60, 6493128), (72, 5410940), (80, 4869846), (90, 4328752), (96, 4058205), (120, 3246564), (144, 2705470), (160, 2434923), (180, 2164376), (240, 1623282), (288, 1352735), (360, 1082188), (480, 811641), (720, 541094), (1440, 270547)]