289740780

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{76651}}^1$

素因数の和:76676

約数の個数: 96

約数和(自身を含む): 1030202880

約数和(自身を除く): 740462100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 76651, 153302, 229953, 306604, 383255, 459906, 536557, 689859, 766510, 919812, 1073114, 1149765, 1379718, 1533020, 1609671, 2069577, 2146228, 2299530, 2682785, 2759436, 3219342, 3449295, 4139154, 4599060, 4829013, 5365570, 6438684, 6898590, 8048355, 8278308, 9658026, 10347885, 10731140, 13797180, 14487039, 16096710, 19316052, 20695770, 24145065, 28974078, 32193420, 41391540, 48290130, 57948156, 72435195, 96580260, 144870390, 289740780]

約数ペア:

[(1, 289740780), (2, 144870390), (3, 96580260), (4, 72435195), (5, 57948156), (6, 48290130), (7, 41391540), (9, 32193420), (10, 28974078), (12, 24145065), (14, 20695770), (15, 19316052), (18, 16096710), (20, 14487039), (21, 13797180), (27, 10731140), (28, 10347885), (30, 9658026), (35, 8278308), (36, 8048355), (42, 6898590), (45, 6438684), (54, 5365570), (60, 4829013), (63, 4599060), (70, 4139154), (84, 3449295), (90, 3219342), (105, 2759436), (108, 2682785), (126, 2299530), (135, 2146228), (140, 2069577), (180, 1609671), (189, 1533020), (210, 1379718), (252, 1149765), (270, 1073114), (315, 919812), (378, 766510), (420, 689859), (540, 536557), (630, 459906), (756, 383255), (945, 306604), (1260, 229953), (1890, 153302), (3780, 76651)]