66201520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{977}}^1$

素因数の和:1019

約数の個数: 120

約数和(自身を含む): 193550112

約数和(自身を除く): 127348592

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 121, 140, 154, 176, 220, 242, 280, 308, 385, 440, 484, 560, 605, 616, 770, 847, 880, 968, 977, 1210, 1232, 1540, 1694, 1936, 1954, 2420, 3080, 3388, 3908, 4235, 4840, 4885, 6160, 6776, 6839, 7816, 8470, 9680, 9770, 10747, 13552, 13678, 15632, 16940, 19540, 21494, 27356, 33880, 34195, 39080, 42988, 53735, 54712, 67760, 68390, 75229, 78160, 85976, 107470, 109424, 118217, 136780, 150458, 171952, 214940, 236434, 273560, 300916, 376145, 429880, 472868, 547120, 591085, 601832, 752290, 827519, 859760, 945736, 1182170, 1203664, 1504580, 1655038, 1891472, 2364340, 3009160, 3310076, 4137595, 4728680, 6018320, 6620152, 8275190, 9457360, 13240304, 16550380, 33100760, 66201520]

約数ペア:

[(1, 66201520), (2, 33100760), (4, 16550380), (5, 13240304), (7, 9457360), (8, 8275190), (10, 6620152), (11, 6018320), (14, 4728680), (16, 4137595), (20, 3310076), (22, 3009160), (28, 2364340), (35, 1891472), (40, 1655038), (44, 1504580), (55, 1203664), (56, 1182170), (70, 945736), (77, 859760), (80, 827519), (88, 752290), (110, 601832), (112, 591085), (121, 547120), (140, 472868), (154, 429880), (176, 376145), (220, 300916), (242, 273560), (280, 236434), (308, 214940), (385, 171952), (440, 150458), (484, 136780), (560, 118217), (605, 109424), (616, 107470), (770, 85976), (847, 78160), (880, 75229), (968, 68390), (977, 67760), (1210, 54712), (1232, 53735), (1540, 42988), (1694, 39080), (1936, 34195), (1954, 33880), (2420, 27356), (3080, 21494), (3388, 19540), (3908, 16940), (4235, 15632), (4840, 13678), (4885, 13552), (6160, 10747), (6776, 9770), (6839, 9680), (7816, 8470)]