20252700

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{577}}^1$

素因数の和:613

約数の個数: 144

約数和(自身を含む): 70238560

約数和(自身を除く): 49985860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 27, 30, 36, 39, 45, 50, 52, 54, 60, 65, 75, 78, 90, 100, 108, 117, 130, 135, 150, 156, 180, 195, 225, 234, 260, 270, 300, 325, 351, 390, 450, 468, 540, 577, 585, 650, 675, 702, 780, 900, 975, 1154, 1170, 1300, 1350, 1404, 1731, 1755, 1950, 2308, 2340, 2700, 2885, 2925, 3462, 3510, 3900, 5193, 5770, 5850, 6924, 7020, 7501, 8655, 8775, 10386, 11540, 11700, 14425, 15002, 15579, 17310, 17550, 20772, 22503, 25965, 28850, 30004, 31158, 34620, 35100, 37505, 43275, 45006, 51930, 57700, 62316, 67509, 75010, 77895, 86550, 90012, 103860, 112515, 129825, 135018, 150020, 155790, 173100, 187525, 202527, 225030, 259650, 270036, 311580, 337545, 375050, 389475, 405054, 450060, 519300, 562575, 675090, 750100, 778950, 810108, 1012635, 1125150, 1350180, 1557900, 1687725, 2025270, 2250300, 3375450, 4050540, 5063175, 6750900, 10126350, 20252700]

約数ペア:

[(1, 20252700), (2, 10126350), (3, 6750900), (4, 5063175), (5, 4050540), (6, 3375450), (9, 2250300), (10, 2025270), (12, 1687725), (13, 1557900), (15, 1350180), (18, 1125150), (20, 1012635), (25, 810108), (26, 778950), (27, 750100), (30, 675090), (36, 562575), (39, 519300), (45, 450060), (50, 405054), (52, 389475), (54, 375050), (60, 337545), (65, 311580), (75, 270036), (78, 259650), (90, 225030), (100, 202527), (108, 187525), (117, 173100), (130, 155790), (135, 150020), (150, 135018), (156, 129825), (180, 112515), (195, 103860), (225, 90012), (234, 86550), (260, 77895), (270, 75010), (300, 67509), (325, 62316), (351, 57700), (390, 51930), (450, 45006), (468, 43275), (540, 37505), (577, 35100), (585, 34620), (650, 31158), (675, 30004), (702, 28850), (780, 25965), (900, 22503), (975, 20772), (1154, 17550), (1170, 17310), (1300, 15579), (1350, 15002), (1404, 14425), (1731, 11700), (1755, 11540), (1950, 10386), (2308, 8775), (2340, 8655), (2700, 7501), (2885, 7020), (2925, 6924), (3462, 5850), (3510, 5770), (3900, 5193)]