2556720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:139

約数の個数: 120

約数和(自身を含む): 8878896

約数和(自身を除く): 6322176

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 53, 60, 67, 72, 80, 90, 106, 120, 134, 144, 159, 180, 201, 212, 240, 265, 268, 318, 335, 360, 402, 424, 477, 530, 536, 603, 636, 670, 720, 795, 804, 848, 954, 1005, 1060, 1072, 1206, 1272, 1340, 1590, 1608, 1908, 2010, 2120, 2385, 2412, 2544, 2680, 3015, 3180, 3216, 3551, 3816, 4020, 4240, 4770, 4824, 5360, 6030, 6360, 7102, 7632, 8040, 9540, 9648, 10653, 12060, 12720, 14204, 16080, 17755, 19080, 21306, 24120, 28408, 31959, 35510, 38160, 42612, 48240, 53265, 56816, 63918, 71020, 85224, 106530, 127836, 142040, 159795, 170448, 213060, 255672, 284080, 319590, 426120, 511344, 639180, 852240, 1278360, 2556720]

約数ペア:

[(1, 2556720), (2, 1278360), (3, 852240), (4, 639180), (5, 511344), (6, 426120), (8, 319590), (9, 284080), (10, 255672), (12, 213060), (15, 170448), (16, 159795), (18, 142040), (20, 127836), (24, 106530), (30, 85224), (36, 71020), (40, 63918), (45, 56816), (48, 53265), (53, 48240), (60, 42612), (67, 38160), (72, 35510), (80, 31959), (90, 28408), (106, 24120), (120, 21306), (134, 19080), (144, 17755), (159, 16080), (180, 14204), (201, 12720), (212, 12060), (240, 10653), (265, 9648), (268, 9540), (318, 8040), (335, 7632), (360, 7102), (402, 6360), (424, 6030), (477, 5360), (530, 4824), (536, 4770), (603, 4240), (636, 4020), (670, 3816), (720, 3551), (795, 3216), (804, 3180), (848, 3015), (954, 2680), (1005, 2544), (1060, 2412), (1072, 2385), (1206, 2120), (1272, 2010), (1340, 1908), (1590, 1608)]