189790680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{313}}^1$

素因数の和:521

約数の個数: 128

約数和(自身を含む): 593233920

約数和(自身を除く): 403443240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 163, 186, 248, 310, 313, 326, 372, 465, 489, 620, 626, 652, 744, 815, 930, 939, 978, 1240, 1252, 1304, 1565, 1630, 1860, 1878, 1956, 2445, 2504, 3130, 3260, 3720, 3756, 3912, 4695, 4890, 5053, 6260, 6520, 7512, 9390, 9703, 9780, 10106, 12520, 15159, 18780, 19406, 19560, 20212, 25265, 29109, 30318, 37560, 38812, 40424, 48515, 50530, 51019, 58218, 60636, 75795, 77624, 97030, 101060, 102038, 116436, 121272, 145545, 151590, 153057, 194060, 202120, 204076, 232872, 255095, 291090, 303180, 306114, 388120, 408152, 510190, 582180, 606360, 612228, 765285, 1020380, 1164360, 1224456, 1530570, 1581589, 2040760, 3061140, 3163178, 4744767, 6122280, 6326356, 7907945, 9489534, 12652712, 15815890, 18979068, 23723835, 31631780, 37958136, 47447670, 63263560, 94895340, 189790680]

約数ペア:

[(1, 189790680), (2, 94895340), (3, 63263560), (4, 47447670), (5, 37958136), (6, 31631780), (8, 23723835), (10, 18979068), (12, 15815890), (15, 12652712), (20, 9489534), (24, 7907945), (30, 6326356), (31, 6122280), (40, 4744767), (60, 3163178), (62, 3061140), (93, 2040760), (120, 1581589), (124, 1530570), (155, 1224456), (163, 1164360), (186, 1020380), (248, 765285), (310, 612228), (313, 606360), (326, 582180), (372, 510190), (465, 408152), (489, 388120), (620, 306114), (626, 303180), (652, 291090), (744, 255095), (815, 232872), (930, 204076), (939, 202120), (978, 194060), (1240, 153057), (1252, 151590), (1304, 145545), (1565, 121272), (1630, 116436), (1860, 102038), (1878, 101060), (1956, 97030), (2445, 77624), (2504, 75795), (3130, 60636), (3260, 58218), (3720, 51019), (3756, 50530), (3912, 48515), (4695, 40424), (4890, 38812), (5053, 37560), (6260, 30318), (6520, 29109), (7512, 25265), (9390, 20212), (9703, 19560), (9780, 19406), (10106, 18780), (12520, 15159)]