211049020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1901}}^1$

素因数の和:1991

約数の個数: 96

約数和(自身を含む): 554714496

約数和(自身を除く): 343665476

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 61, 65, 70, 91, 122, 130, 140, 182, 244, 260, 305, 364, 427, 455, 610, 793, 854, 910, 1220, 1586, 1708, 1820, 1901, 2135, 3172, 3802, 3965, 4270, 5551, 7604, 7930, 8540, 9505, 11102, 13307, 15860, 19010, 22204, 24713, 26614, 27755, 38020, 49426, 53228, 55510, 66535, 98852, 111020, 115961, 123565, 133070, 172991, 231922, 247130, 266140, 345982, 463844, 494260, 579805, 691964, 811727, 864955, 1159610, 1507493, 1623454, 1729910, 2319220, 3014986, 3246908, 3459820, 4058635, 6029972, 7537465, 8117270, 10552451, 15074930, 16234540, 21104902, 30149860, 42209804, 52762255, 105524510, 211049020]

約数ペア:

[(1, 211049020), (2, 105524510), (4, 52762255), (5, 42209804), (7, 30149860), (10, 21104902), (13, 16234540), (14, 15074930), (20, 10552451), (26, 8117270), (28, 7537465), (35, 6029972), (52, 4058635), (61, 3459820), (65, 3246908), (70, 3014986), (91, 2319220), (122, 1729910), (130, 1623454), (140, 1507493), (182, 1159610), (244, 864955), (260, 811727), (305, 691964), (364, 579805), (427, 494260), (455, 463844), (610, 345982), (793, 266140), (854, 247130), (910, 231922), (1220, 172991), (1586, 133070), (1708, 123565), (1820, 115961), (1901, 111020), (2135, 98852), (3172, 66535), (3802, 55510), (3965, 53228), (4270, 49426), (5551, 38020), (7604, 27755), (7930, 26614), (8540, 24713), (9505, 22204), (11102, 19010), (13307, 15860)]