21167992440

素因数分解:

$2^3\times 3^5\times 5^1\times 7^1\times {\mathrm{311111}}^1$

素因数の和:311144

約数の個数: 192

約数和(自身を含む): 81536232960

約数和(自身を除く): 60368240520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 243, 252, 270, 280, 315, 324, 360, 378, 405, 420, 486, 504, 540, 567, 630, 648, 756, 810, 840, 945, 972, 1080, 1134, 1215, 1260, 1512, 1620, 1701, 1890, 1944, 2268, 2430, 2520, 2835, 3240, 3402, 3780, 4536, 4860, 5670, 6804, 7560, 8505, 9720, 11340, 13608, 17010, 22680, 34020, 68040, 311111, 622222, 933333, 1244444, 1555555, 1866666, 2177777, 2488888, 2799999, 3111110, 3733332, 4355554, 4666665, 5599998, 6222220, 6533331, 7466664, 8399997, 8711108, 9333330, 10888885, 11199996, 12444440, 13066662, 13999995, 16799994, 17422216, 18666660, 19599993, 21777770, 22399992, 25199991, 26133324, 27999990, 32666655, 33599988, 37333320, 39199986, 41999985, 43555540, 50399982, 52266648, 55999980, 58799979, 65333310, 67199976, 75599973, 78399972, 83999970, 87111080, 97999965, 100799964, 111999960, 117599958, 125999955, 130666620, 151199946, 156799944, 167999940, 176399937, 195999930, 201599928, 235199916, 251999910, 261333240, 293999895, 302399892, 335999880, 352799874, 377999865, 391999860, 470399832, 503999820, 529199811, 587999790, 604799784, 705599748, 755999730, 783999720, 881999685, 1007999640, 1058399622, 1175999580, 1411199496, 1511999460, 1763999370, 2116799244, 2351999160, 2645999055, 3023998920, 3527998740, 4233598488, 5291998110, 7055997480, 10583996220, 21167992440]

約数ペア:

[(1, 21167992440), (2, 10583996220), (3, 7055997480), (4, 5291998110), (5, 4233598488), (6, 3527998740), (7, 3023998920), (8, 2645999055), (9, 2351999160), (10, 2116799244), (12, 1763999370), (14, 1511999460), (15, 1411199496), (18, 1175999580), (20, 1058399622), (21, 1007999640), (24, 881999685), (27, 783999720), (28, 755999730), (30, 705599748), (35, 604799784), (36, 587999790), (40, 529199811), (42, 503999820), (45, 470399832), (54, 391999860), (56, 377999865), (60, 352799874), (63, 335999880), (70, 302399892), (72, 293999895), (81, 261333240), (84, 251999910), (90, 235199916), (105, 201599928), (108, 195999930), (120, 176399937), (126, 167999940), (135, 156799944), (140, 151199946), (162, 130666620), (168, 125999955), (180, 117599958), (189, 111999960), (210, 100799964), (216, 97999965), (243, 87111080), (252, 83999970), (270, 78399972), (280, 75599973), (315, 67199976), (324, 65333310), (360, 58799979), (378, 55999980), (405, 52266648), (420, 50399982), (486, 43555540), (504, 41999985), (540, 39199986), (567, 37333320), (630, 33599988), (648, 32666655), (756, 27999990), (810, 26133324), (840, 25199991), (945, 22399992), (972, 21777770), (1080, 19599993), (1134, 18666660), (1215, 17422216), (1260, 16799994), (1512, 13999995), (1620, 13066662), (1701, 12444440), (1890, 11199996), (1944, 10888885), (2268, 9333330), (2430, 8711108), (2520, 8399997), (2835, 7466664), (3240, 6533331), (3402, 6222220), (3780, 5599998), (4536, 4666665), (4860, 4355554), (5670, 3733332), (6804, 3111110), (7560, 2799999), (8505, 2488888), (9720, 2177777), (11340, 1866666), (13608, 1555555), (17010, 1244444), (22680, 933333), (34020, 622222), (68040, 311111)]