247889950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{67}}^1$

素因数の和:159

約数の個数: 144

約数和(自身を含む): 602854272

約数和(自身を除く): 354964322

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 31, 35, 50, 55, 62, 67, 70, 77, 110, 134, 154, 155, 175, 217, 275, 310, 335, 341, 350, 385, 434, 469, 550, 670, 682, 737, 770, 775, 938, 961, 1085, 1474, 1550, 1675, 1705, 1922, 1925, 2077, 2170, 2345, 2387, 3350, 3410, 3685, 3850, 4154, 4690, 4774, 4805, 5159, 5425, 6727, 7370, 8525, 9610, 10318, 10385, 10571, 10850, 11725, 11935, 13454, 14539, 17050, 18425, 20770, 21142, 22847, 23450, 23870, 24025, 25795, 29078, 33635, 36850, 45694, 48050, 51590, 51925, 52855, 59675, 64387, 67270, 72695, 73997, 103850, 105710, 114235, 119350, 128774, 128975, 145390, 147994, 159929, 168175, 228470, 257950, 264275, 319858, 321935, 336350, 363475, 369985, 450709, 528550, 571175, 643870, 708257, 726950, 739970, 799645, 901418, 1142350, 1416514, 1599290, 1609675, 1849925, 2253545, 3219350, 3541285, 3699850, 3998225, 4507090, 4957799, 7082570, 7996450, 9915598, 11267725, 17706425, 22535450, 24788995, 35412850, 49577990, 123944975, 247889950]

約数ペア:

[(1, 247889950), (2, 123944975), (5, 49577990), (7, 35412850), (10, 24788995), (11, 22535450), (14, 17706425), (22, 11267725), (25, 9915598), (31, 7996450), (35, 7082570), (50, 4957799), (55, 4507090), (62, 3998225), (67, 3699850), (70, 3541285), (77, 3219350), (110, 2253545), (134, 1849925), (154, 1609675), (155, 1599290), (175, 1416514), (217, 1142350), (275, 901418), (310, 799645), (335, 739970), (341, 726950), (350, 708257), (385, 643870), (434, 571175), (469, 528550), (550, 450709), (670, 369985), (682, 363475), (737, 336350), (770, 321935), (775, 319858), (938, 264275), (961, 257950), (1085, 228470), (1474, 168175), (1550, 159929), (1675, 147994), (1705, 145390), (1922, 128975), (1925, 128774), (2077, 119350), (2170, 114235), (2345, 105710), (2387, 103850), (3350, 73997), (3410, 72695), (3685, 67270), (3850, 64387), (4154, 59675), (4690, 52855), (4774, 51925), (4805, 51590), (5159, 48050), (5425, 45694), (6727, 36850), (7370, 33635), (8525, 29078), (9610, 25795), (10318, 24025), (10385, 23870), (10571, 23450), (10850, 22847), (11725, 21142), (11935, 20770), (13454, 18425), (14539, 17050)]