390531120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{232459}}^1$

素因数の和:232482

約数の個数: 80

約数和(自身を含む): 1383601920

約数和(自身を除く): 993070800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 232459, 464918, 697377, 929836, 1162295, 1394754, 1627213, 1859672, 2324590, 2789508, 3254426, 3486885, 3719344, 4649180, 4881639, 5579016, 6508852, 6973770, 8136065, 9298360, 9763278, 11158032, 13017704, 13947540, 16272130, 18596720, 19526556, 24408195, 26035408, 27895080, 32544260, 39053112, 48816390, 55790160, 65088520, 78106224, 97632780, 130177040, 195265560, 390531120]

約数ペア:

[(1, 390531120), (2, 195265560), (3, 130177040), (4, 97632780), (5, 78106224), (6, 65088520), (7, 55790160), (8, 48816390), (10, 39053112), (12, 32544260), (14, 27895080), (15, 26035408), (16, 24408195), (20, 19526556), (21, 18596720), (24, 16272130), (28, 13947540), (30, 13017704), (35, 11158032), (40, 9763278), (42, 9298360), (48, 8136065), (56, 6973770), (60, 6508852), (70, 5579016), (80, 4881639), (84, 4649180), (105, 3719344), (112, 3486885), (120, 3254426), (140, 2789508), (168, 2324590), (210, 1859672), (240, 1627213), (280, 1394754), (336, 1162295), (420, 929836), (560, 697377), (840, 464918), (1680, 232459)]