204245580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{4019}}^1$

素因数の和:4060

約数の個数: 144

約数和(自身を含む): 718583040

約数和(自身を除く): 514337460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 121, 132, 140, 154, 165, 210, 220, 231, 242, 308, 330, 363, 385, 420, 462, 484, 605, 660, 726, 770, 847, 924, 1155, 1210, 1452, 1540, 1694, 1815, 2310, 2420, 2541, 3388, 3630, 4019, 4235, 4620, 5082, 7260, 8038, 8470, 10164, 12057, 12705, 16076, 16940, 20095, 24114, 25410, 28133, 40190, 44209, 48228, 50820, 56266, 60285, 80380, 84399, 88418, 112532, 120570, 132627, 140665, 168798, 176836, 221045, 241140, 265254, 281330, 309463, 337596, 421995, 442090, 486299, 530508, 562660, 618926, 663135, 843990, 884180, 928389, 972598, 1237852, 1326270, 1458897, 1547315, 1687980, 1856778, 1945196, 2431495, 2652540, 2917794, 3094630, 3404093, 3713556, 4641945, 4862990, 5835588, 6189260, 6808186, 7294485, 9283890, 9725980, 10212279, 13616372, 14588970, 17020465, 18567780, 20424558, 29177940, 34040930, 40849116, 51061395, 68081860, 102122790, 204245580]

約数ペア:

[(1, 204245580), (2, 102122790), (3, 68081860), (4, 51061395), (5, 40849116), (6, 34040930), (7, 29177940), (10, 20424558), (11, 18567780), (12, 17020465), (14, 14588970), (15, 13616372), (20, 10212279), (21, 9725980), (22, 9283890), (28, 7294485), (30, 6808186), (33, 6189260), (35, 5835588), (42, 4862990), (44, 4641945), (55, 3713556), (60, 3404093), (66, 3094630), (70, 2917794), (77, 2652540), (84, 2431495), (105, 1945196), (110, 1856778), (121, 1687980), (132, 1547315), (140, 1458897), (154, 1326270), (165, 1237852), (210, 972598), (220, 928389), (231, 884180), (242, 843990), (308, 663135), (330, 618926), (363, 562660), (385, 530508), (420, 486299), (462, 442090), (484, 421995), (605, 337596), (660, 309463), (726, 281330), (770, 265254), (847, 241140), (924, 221045), (1155, 176836), (1210, 168798), (1452, 140665), (1540, 132627), (1694, 120570), (1815, 112532), (2310, 88418), (2420, 84399), (2541, 80380), (3388, 60285), (3630, 56266), (4019, 50820), (4235, 48228), (4620, 44209), (5082, 40190), (7260, 28133), (8038, 25410), (8470, 24114), (10164, 20095), (12057, 16940), (12705, 16076)]