15679250520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{347}}^1\times {\mathrm{1951}}^1$

素因数の和:2505

約数の個数: 128

約数和(自身を含む): 47442032640

約数和(自身を除く): 31762782120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 193, 347, 386, 579, 694, 772, 965, 1041, 1158, 1388, 1544, 1735, 1930, 1951, 2082, 2316, 2776, 2895, 3470, 3860, 3902, 4164, 4632, 5205, 5790, 5853, 6940, 7720, 7804, 8328, 9755, 10410, 11580, 11706, 13880, 15608, 19510, 20820, 23160, 23412, 29265, 39020, 41640, 46824, 58530, 66971, 78040, 117060, 133942, 200913, 234120, 267884, 334855, 376543, 401826, 535768, 669710, 676997, 753086, 803652, 1004565, 1129629, 1339420, 1353994, 1506172, 1607304, 1882715, 2009130, 2030991, 2259258, 2678840, 2707988, 3012344, 3384985, 3765430, 4018260, 4061982, 4518516, 5415976, 5648145, 6769970, 7530860, 8036520, 8123964, 9037032, 10154955, 11296290, 13539940, 15061720, 16247928, 20309910, 22592580, 27079880, 40619820, 45185160, 81239640, 130660421, 261320842, 391981263, 522641684, 653302105, 783962526, 1045283368, 1306604210, 1567925052, 1959906315, 2613208420, 3135850104, 3919812630, 5226416840, 7839625260, 15679250520]

約数ペア:

[(1, 15679250520), (2, 7839625260), (3, 5226416840), (4, 3919812630), (5, 3135850104), (6, 2613208420), (8, 1959906315), (10, 1567925052), (12, 1306604210), (15, 1045283368), (20, 783962526), (24, 653302105), (30, 522641684), (40, 391981263), (60, 261320842), (120, 130660421), (193, 81239640), (347, 45185160), (386, 40619820), (579, 27079880), (694, 22592580), (772, 20309910), (965, 16247928), (1041, 15061720), (1158, 13539940), (1388, 11296290), (1544, 10154955), (1735, 9037032), (1930, 8123964), (1951, 8036520), (2082, 7530860), (2316, 6769970), (2776, 5648145), (2895, 5415976), (3470, 4518516), (3860, 4061982), (3902, 4018260), (4164, 3765430), (4632, 3384985), (5205, 3012344), (5790, 2707988), (5853, 2678840), (6940, 2259258), (7720, 2030991), (7804, 2009130), (8328, 1882715), (9755, 1607304), (10410, 1506172), (11580, 1353994), (11706, 1339420), (13880, 1129629), (15608, 1004565), (19510, 803652), (20820, 753086), (23160, 676997), (23412, 669710), (29265, 535768), (39020, 401826), (41640, 376543), (46824, 334855), (58530, 267884), (66971, 234120), (78040, 200913), (117060, 133942)]