2149821520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31727}}^1$

素因数の和:31769

約数の個数: 120

約数和(自身を含む): 6279098112

約数和(自身を除く): 4129276592

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, 1210, 1232, 1540, 1694, 1936, 2420, 3080, 3388, 4235, 4840, 6160, 6776, 8470, 9680, 13552, 16940, 31727, 33880, 63454, 67760, 126908, 158635, 222089, 253816, 317270, 348997, 444178, 507632, 634540, 697994, 888356, 1110445, 1269080, 1395988, 1744985, 1776712, 2220890, 2442979, 2538160, 2791976, 3489970, 3553424, 3838967, 4441780, 4885958, 5583952, 6979940, 7677934, 8883560, 9771916, 12214895, 13959880, 15355868, 17767120, 19194835, 19543832, 24429790, 26872769, 27919760, 30711736, 38389670, 39087664, 48859580, 53745538, 61423472, 76779340, 97719160, 107491076, 134363845, 153558680, 195438320, 214982152, 268727690, 307117360, 429964304, 537455380, 1074910760, 2149821520]

約数ペア:

[(1, 2149821520), (2, 1074910760), (4, 537455380), (5, 429964304), (7, 307117360), (8, 268727690), (10, 214982152), (11, 195438320), (14, 153558680), (16, 134363845), (20, 107491076), (22, 97719160), (28, 76779340), (35, 61423472), (40, 53745538), (44, 48859580), (55, 39087664), (56, 38389670), (70, 30711736), (77, 27919760), (80, 26872769), (88, 24429790), (110, 19543832), (112, 19194835), (121, 17767120), (140, 15355868), (154, 13959880), (176, 12214895), (220, 9771916), (242, 8883560), (280, 7677934), (308, 6979940), (385, 5583952), (440, 4885958), (484, 4441780), (560, 3838967), (605, 3553424), (616, 3489970), (770, 2791976), (847, 2538160), (880, 2442979), (968, 2220890), (1210, 1776712), (1232, 1744985), (1540, 1395988), (1694, 1269080), (1936, 1110445), (2420, 888356), (3080, 697994), (3388, 634540), (4235, 507632), (4840, 444178), (6160, 348997), (6776, 317270), (8470, 253816), (9680, 222089), (13552, 158635), (16940, 126908), (31727, 67760), (33880, 63454)]