138897220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:194

約数の個数: 192

約数和(自身を含む): 394813440

約数和(自身を除く): 255916220

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 35, 38, 44, 47, 55, 70, 76, 77, 94, 95, 101, 110, 133, 140, 154, 188, 190, 202, 209, 220, 235, 266, 308, 329, 380, 385, 404, 418, 470, 505, 517, 532, 658, 665, 707, 770, 836, 893, 940, 1010, 1034, 1045, 1111, 1316, 1330, 1414, 1463, 1540, 1645, 1786, 1919, 2020, 2068, 2090, 2222, 2585, 2660, 2828, 2926, 3290, 3535, 3572, 3619, 3838, 4180, 4444, 4465, 4747, 5170, 5555, 5852, 6251, 6580, 7070, 7238, 7315, 7676, 7777, 8930, 9494, 9595, 9823, 10340, 11110, 12502, 13433, 14140, 14476, 14630, 15554, 17860, 18095, 18988, 19190, 19646, 21109, 22220, 23735, 25004, 26866, 29260, 31108, 31255, 33229, 36190, 38380, 38885, 39292, 42218, 47470, 49115, 52217, 53732, 62510, 66458, 67165, 68761, 72380, 77770, 84436, 90193, 94940, 98230, 104434, 105545, 125020, 132916, 134330, 137522, 147763, 155540, 166145, 180386, 196460, 208868, 211090, 261085, 268660, 275044, 295526, 332290, 343805, 360772, 365519, 422180, 450965, 522170, 591052, 631351, 664580, 687610, 731038, 738815, 901930, 992123, 1044340, 1262702, 1375220, 1462076, 1477630, 1803860, 1827595, 1984246, 2525404, 2955260, 3156755, 3655190, 3968492, 4960615, 6313510, 6944861, 7310380, 9921230, 12627020, 13889722, 19842460, 27779444, 34724305, 69448610, 138897220]

約数ペア:

[(1, 138897220), (2, 69448610), (4, 34724305), (5, 27779444), (7, 19842460), (10, 13889722), (11, 12627020), (14, 9921230), (19, 7310380), (20, 6944861), (22, 6313510), (28, 4960615), (35, 3968492), (38, 3655190), (44, 3156755), (47, 2955260), (55, 2525404), (70, 1984246), (76, 1827595), (77, 1803860), (94, 1477630), (95, 1462076), (101, 1375220), (110, 1262702), (133, 1044340), (140, 992123), (154, 901930), (188, 738815), (190, 731038), (202, 687610), (209, 664580), (220, 631351), (235, 591052), (266, 522170), (308, 450965), (329, 422180), (380, 365519), (385, 360772), (404, 343805), (418, 332290), (470, 295526), (505, 275044), (517, 268660), (532, 261085), (658, 211090), (665, 208868), (707, 196460), (770, 180386), (836, 166145), (893, 155540), (940, 147763), (1010, 137522), (1034, 134330), (1045, 132916), (1111, 125020), (1316, 105545), (1330, 104434), (1414, 98230), (1463, 94940), (1540, 90193), (1645, 84436), (1786, 77770), (1919, 72380), (2020, 68761), (2068, 67165), (2090, 66458), (2222, 62510), (2585, 53732), (2660, 52217), (2828, 49115), (2926, 47470), (3290, 42218), (3535, 39292), (3572, 38885), (3619, 38380), (3838, 36190), (4180, 33229), (4444, 31255), (4465, 31108), (4747, 29260), (5170, 26866), (5555, 25004), (5852, 23735), (6251, 22220), (6580, 21109), (7070, 19646), (7238, 19190), (7315, 18988), (7676, 18095), (7777, 17860), (8930, 15554), (9494, 14630), (9595, 14476), (9823, 14140), (10340, 13433), (11110, 12502)]