77531760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{419}}^1$

素因数の和:695

約数の個数: 120

約数和(自身を含む): 262014480

約数和(自身を除く): 184482720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 257, 360, 419, 514, 720, 771, 838, 1028, 1257, 1285, 1542, 1676, 2056, 2095, 2313, 2514, 2570, 3084, 3352, 3771, 3855, 4112, 4190, 4626, 5028, 5140, 6168, 6285, 6704, 7542, 7710, 8380, 9252, 10056, 10280, 11565, 12336, 12570, 15084, 15420, 16760, 18504, 18855, 20112, 20560, 23130, 25140, 30168, 30840, 33520, 37008, 37710, 46260, 50280, 60336, 61680, 75420, 92520, 100560, 107683, 150840, 185040, 215366, 301680, 323049, 430732, 538415, 646098, 861464, 969147, 1076830, 1292196, 1615245, 1722928, 1938294, 2153660, 2584392, 3230490, 3876588, 4307320, 4845735, 5168784, 6460980, 7753176, 8614640, 9691470, 12921960, 15506352, 19382940, 25843920, 38765880, 77531760]

約数ペア:

[(1, 77531760), (2, 38765880), (3, 25843920), (4, 19382940), (5, 15506352), (6, 12921960), (8, 9691470), (9, 8614640), (10, 7753176), (12, 6460980), (15, 5168784), (16, 4845735), (18, 4307320), (20, 3876588), (24, 3230490), (30, 2584392), (36, 2153660), (40, 1938294), (45, 1722928), (48, 1615245), (60, 1292196), (72, 1076830), (80, 969147), (90, 861464), (120, 646098), (144, 538415), (180, 430732), (240, 323049), (257, 301680), (360, 215366), (419, 185040), (514, 150840), (720, 107683), (771, 100560), (838, 92520), (1028, 75420), (1257, 61680), (1285, 60336), (1542, 50280), (1676, 46260), (2056, 37710), (2095, 37008), (2313, 33520), (2514, 30840), (2570, 30168), (3084, 25140), (3352, 23130), (3771, 20560), (3855, 20112), (4112, 18855), (4190, 18504), (4626, 16760), (5028, 15420), (5140, 15084), (6168, 12570), (6285, 12336), (6704, 11565), (7542, 10280), (7710, 10056), (8380, 9252)]