218700350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:282

約数の個数: 96

約数和(自身を含む): 466255872

約数和(自身を除く): 247555522

約数列:

[1, 2, 5, 10, 11, 22, 25, 31, 50, 55, 62, 101, 110, 127, 155, 202, 254, 275, 310, 341, 505, 550, 635, 682, 775, 1010, 1111, 1270, 1397, 1550, 1705, 2222, 2525, 2794, 3131, 3175, 3410, 3937, 5050, 5555, 6262, 6350, 6985, 7874, 8525, 11110, 12827, 13970, 15655, 17050, 19685, 25654, 27775, 31310, 34441, 34925, 39370, 43307, 55550, 64135, 68882, 69850, 78275, 86614, 98425, 128270, 141097, 156550, 172205, 196850, 216535, 282194, 320675, 344410, 397637, 433070, 641350, 705485, 795274, 861025, 1082675, 1410970, 1722050, 1988185, 2165350, 3527425, 3976370, 4374007, 7054850, 8748014, 9940925, 19881850, 21870035, 43740070, 109350175, 218700350]

約数ペア:

[(1, 218700350), (2, 109350175), (5, 43740070), (10, 21870035), (11, 19881850), (22, 9940925), (25, 8748014), (31, 7054850), (50, 4374007), (55, 3976370), (62, 3527425), (101, 2165350), (110, 1988185), (127, 1722050), (155, 1410970), (202, 1082675), (254, 861025), (275, 795274), (310, 705485), (341, 641350), (505, 433070), (550, 397637), (635, 344410), (682, 320675), (775, 282194), (1010, 216535), (1111, 196850), (1270, 172205), (1397, 156550), (1550, 141097), (1705, 128270), (2222, 98425), (2525, 86614), (2794, 78275), (3131, 69850), (3175, 68882), (3410, 64135), (3937, 55550), (5050, 43307), (5555, 39370), (6262, 34925), (6350, 34441), (6985, 31310), (7874, 27775), (8525, 25654), (11110, 19685), (12827, 17050), (13970, 15655)]