331396380

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{87671}}^1$

素因数の和:87696

約数の個数: 96

約数和(自身を含む): 1178311680

約数和(自身を除く): 846915300

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, 87671, 175342, 263013, 350684, 438355, 526026, 613697, 789039, 876710, 1052052, 1227394, 1315065, 1578078, 1753420, 1841091, 2367117, 2454788, 2630130, 3068485, 3156156, 3682182, 3945195, 4734234, 5260260, 5523273, 6136970, 7364364, 7890390, 9205455, 9468468, 11046546, 11835585, 12273940, 15780780, 16569819, 18410910, 22093092, 23671170, 27616365, 33139638, 36821820, 47342340, 55232730, 66279276, 82849095, 110465460, 165698190, 331396380]

約数ペア:

[(1, 331396380), (2, 165698190), (3, 110465460), (4, 82849095), (5, 66279276), (6, 55232730), (7, 47342340), (9, 36821820), (10, 33139638), (12, 27616365), (14, 23671170), (15, 22093092), (18, 18410910), (20, 16569819), (21, 15780780), (27, 12273940), (28, 11835585), (30, 11046546), (35, 9468468), (36, 9205455), (42, 7890390), (45, 7364364), (54, 6136970), (60, 5523273), (63, 5260260), (70, 4734234), (84, 3945195), (90, 3682182), (105, 3156156), (108, 3068485), (126, 2630130), (135, 2454788), (140, 2367117), (180, 1841091), (189, 1753420), (210, 1578078), (252, 1315065), (270, 1227394), (315, 1052052), (378, 876710), (420, 789039), (540, 613697), (630, 526026), (756, 438355), (945, 350684), (1260, 263013), (1890, 175342), (3780, 87671)]