205472700

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{25367}}^1$

素因数の和:25393

約数の個数: 90

約数和(自身を含む): 666087576

約数和(自身を除く): 460614876

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 270, 300, 324, 405, 450, 540, 675, 810, 900, 1350, 1620, 2025, 2700, 4050, 8100, 25367, 50734, 76101, 101468, 126835, 152202, 228303, 253670, 304404, 380505, 456606, 507340, 634175, 684909, 761010, 913212, 1141515, 1268350, 1369818, 1522020, 1902525, 2054727, 2283030, 2536700, 2739636, 3424545, 3805050, 4109454, 4566060, 5707575, 6849090, 7610100, 8218908, 10273635, 11415150, 13698180, 17122725, 20547270, 22830300, 34245450, 41094540, 51368175, 68490900, 102736350, 205472700]

約数ペア:

[(1, 205472700), (2, 102736350), (3, 68490900), (4, 51368175), (5, 41094540), (6, 34245450), (9, 22830300), (10, 20547270), (12, 17122725), (15, 13698180), (18, 11415150), (20, 10273635), (25, 8218908), (27, 7610100), (30, 6849090), (36, 5707575), (45, 4566060), (50, 4109454), (54, 3805050), (60, 3424545), (75, 2739636), (81, 2536700), (90, 2283030), (100, 2054727), (108, 1902525), (135, 1522020), (150, 1369818), (162, 1268350), (180, 1141515), (225, 913212), (270, 761010), (300, 684909), (324, 634175), (405, 507340), (450, 456606), (540, 380505), (675, 304404), (810, 253670), (900, 228303), (1350, 152202), (1620, 126835), (2025, 101468), (2700, 76101), (4050, 50734), (8100, 25367)]