56391480

素因数分解:

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

素因数の和:242

約数の個数: 144

約数和(自身を含む): 190536840

約数和(自身を除く): 134145360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 163, 180, 186, 248, 279, 310, 326, 360, 372, 465, 489, 558, 620, 652, 744, 815, 930, 961, 978, 1116, 1240, 1304, 1395, 1467, 1630, 1860, 1922, 1956, 2232, 2445, 2790, 2883, 2934, 3260, 3720, 3844, 3912, 4805, 4890, 5053, 5580, 5766, 5868, 6520, 7335, 7688, 8649, 9610, 9780, 10106, 11160, 11532, 11736, 14415, 14670, 15159, 17298, 19220, 19560, 20212, 23064, 25265, 28830, 29340, 30318, 34596, 38440, 40424, 43245, 45477, 50530, 57660, 58680, 60636, 69192, 75795, 86490, 90954, 101060, 115320, 121272, 151590, 156643, 172980, 181908, 202120, 227385, 303180, 313286, 345960, 363816, 454770, 469929, 606360, 626572, 783215, 909540, 939858, 1253144, 1409787, 1566430, 1819080, 1879716, 2349645, 2819574, 3132860, 3759432, 4699290, 5639148, 6265720, 7048935, 9398580, 11278296, 14097870, 18797160, 28195740, 56391480]

約数ペア:

[(1, 56391480), (2, 28195740), (3, 18797160), (4, 14097870), (5, 11278296), (6, 9398580), (8, 7048935), (9, 6265720), (10, 5639148), (12, 4699290), (15, 3759432), (18, 3132860), (20, 2819574), (24, 2349645), (30, 1879716), (31, 1819080), (36, 1566430), (40, 1409787), (45, 1253144), (60, 939858), (62, 909540), (72, 783215), (90, 626572), (93, 606360), (120, 469929), (124, 454770), (155, 363816), (163, 345960), (180, 313286), (186, 303180), (248, 227385), (279, 202120), (310, 181908), (326, 172980), (360, 156643), (372, 151590), (465, 121272), (489, 115320), (558, 101060), (620, 90954), (652, 86490), (744, 75795), (815, 69192), (930, 60636), (961, 58680), (978, 57660), (1116, 50530), (1240, 45477), (1304, 43245), (1395, 40424), (1467, 38440), (1630, 34596), (1860, 30318), (1922, 29340), (1956, 28830), (2232, 25265), (2445, 23064), (2790, 20212), (2883, 19560), (2934, 19220), (3260, 17298), (3720, 15159), (3844, 14670), (3912, 14415), (4805, 11736), (4890, 11532), (5053, 11160), (5580, 10106), (5766, 9780), (5868, 9610), (6520, 8649), (7335, 7688)]