581458920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{4409}}^1$

素因数の和:4587

約数の個数: 128

約数和(自身を含む): 2006726400

約数和(自身を除く): 1425267480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 157, 168, 210, 280, 314, 420, 471, 628, 785, 840, 942, 1099, 1256, 1570, 1884, 2198, 2355, 3140, 3297, 3768, 4396, 4409, 4710, 5495, 6280, 6594, 8792, 8818, 9420, 10990, 13188, 13227, 16485, 17636, 18840, 21980, 22045, 26376, 26454, 30863, 32970, 35272, 43960, 44090, 52908, 61726, 65940, 66135, 88180, 92589, 105816, 123452, 131880, 132270, 154315, 176360, 185178, 246904, 264540, 308630, 370356, 462945, 529080, 617260, 692213, 740712, 925890, 1234520, 1384426, 1851780, 2076639, 2768852, 3461065, 3703560, 4153278, 4845491, 5537704, 6922130, 8306556, 9690982, 10383195, 13844260, 14536473, 16613112, 19381964, 20766390, 24227455, 27688520, 29072946, 38763928, 41532780, 48454910, 58145892, 72682365, 83065560, 96909820, 116291784, 145364730, 193819640, 290729460, 581458920]

約数ペア:

[(1, 581458920), (2, 290729460), (3, 193819640), (4, 145364730), (5, 116291784), (6, 96909820), (7, 83065560), (8, 72682365), (10, 58145892), (12, 48454910), (14, 41532780), (15, 38763928), (20, 29072946), (21, 27688520), (24, 24227455), (28, 20766390), (30, 19381964), (35, 16613112), (40, 14536473), (42, 13844260), (56, 10383195), (60, 9690982), (70, 8306556), (84, 6922130), (105, 5537704), (120, 4845491), (140, 4153278), (157, 3703560), (168, 3461065), (210, 2768852), (280, 2076639), (314, 1851780), (420, 1384426), (471, 1234520), (628, 925890), (785, 740712), (840, 692213), (942, 617260), (1099, 529080), (1256, 462945), (1570, 370356), (1884, 308630), (2198, 264540), (2355, 246904), (3140, 185178), (3297, 176360), (3768, 154315), (4396, 132270), (4409, 131880), (4710, 123452), (5495, 105816), (6280, 92589), (6594, 88180), (8792, 66135), (8818, 65940), (9420, 61726), (10990, 52908), (13188, 44090), (13227, 43960), (16485, 35272), (17636, 32970), (18840, 30863), (21980, 26454), (22045, 26376)]