206569620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{367}}^1$

素因数の和:494

約数の個数: 144

約数和(自身を含む): 651006720

約数和(自身を除く): 444437100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 59, 60, 90, 106, 118, 159, 177, 180, 212, 236, 265, 295, 318, 354, 367, 477, 530, 531, 590, 636, 708, 734, 795, 885, 954, 1060, 1062, 1101, 1180, 1468, 1590, 1770, 1835, 1908, 2124, 2202, 2385, 2655, 3127, 3180, 3303, 3540, 3670, 4404, 4770, 5310, 5505, 6254, 6606, 7340, 9381, 9540, 10620, 11010, 12508, 13212, 15635, 16515, 18762, 19451, 21653, 22020, 28143, 31270, 33030, 37524, 38902, 43306, 46905, 56286, 58353, 62540, 64959, 66060, 77804, 86612, 93810, 97255, 108265, 112572, 116706, 129918, 140715, 175059, 187620, 194510, 194877, 216530, 233412, 259836, 281430, 291765, 324795, 350118, 389020, 389754, 433060, 562860, 583530, 649590, 700236, 779508, 875295, 974385, 1147609, 1167060, 1299180, 1750590, 1948770, 2295218, 3442827, 3501180, 3897540, 4590436, 5738045, 6885654, 10328481, 11476090, 13771308, 17214135, 20656962, 22952180, 34428270, 41313924, 51642405, 68856540, 103284810, 206569620]

約数ペア:

[(1, 206569620), (2, 103284810), (3, 68856540), (4, 51642405), (5, 41313924), (6, 34428270), (9, 22952180), (10, 20656962), (12, 17214135), (15, 13771308), (18, 11476090), (20, 10328481), (30, 6885654), (36, 5738045), (45, 4590436), (53, 3897540), (59, 3501180), (60, 3442827), (90, 2295218), (106, 1948770), (118, 1750590), (159, 1299180), (177, 1167060), (180, 1147609), (212, 974385), (236, 875295), (265, 779508), (295, 700236), (318, 649590), (354, 583530), (367, 562860), (477, 433060), (530, 389754), (531, 389020), (590, 350118), (636, 324795), (708, 291765), (734, 281430), (795, 259836), (885, 233412), (954, 216530), (1060, 194877), (1062, 194510), (1101, 187620), (1180, 175059), (1468, 140715), (1590, 129918), (1770, 116706), (1835, 112572), (1908, 108265), (2124, 97255), (2202, 93810), (2385, 86612), (2655, 77804), (3127, 66060), (3180, 64959), (3303, 62540), (3540, 58353), (3670, 56286), (4404, 46905), (4770, 43306), (5310, 38902), (5505, 37524), (6254, 33030), (6606, 31270), (7340, 28143), (9381, 22020), (9540, 21653), (10620, 19451), (11010, 18762), (12508, 16515), (13212, 15635)]