68490900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{25367}}^1$

素因数の和:25390

約数の個数: 72

約数和(自身を含む): 220194240

約数和(自身を除く): 151703340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700, 25367, 50734, 76101, 101468, 126835, 152202, 228303, 253670, 304404, 380505, 456606, 507340, 634175, 684909, 761010, 913212, 1141515, 1268350, 1369818, 1522020, 1902525, 2283030, 2536700, 2739636, 3424545, 3805050, 4566060, 5707575, 6849090, 7610100, 11415150, 13698180, 17122725, 22830300, 34245450, 68490900]

約数ペア:

[(1, 68490900), (2, 34245450), (3, 22830300), (4, 17122725), (5, 13698180), (6, 11415150), (9, 7610100), (10, 6849090), (12, 5707575), (15, 4566060), (18, 3805050), (20, 3424545), (25, 2739636), (27, 2536700), (30, 2283030), (36, 1902525), (45, 1522020), (50, 1369818), (54, 1268350), (60, 1141515), (75, 913212), (90, 761010), (100, 684909), (108, 634175), (135, 507340), (150, 456606), (180, 380505), (225, 304404), (270, 253670), (300, 228303), (450, 152202), (540, 126835), (675, 101468), (900, 76101), (1350, 50734), (2700, 25367)]