1989068760

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{112759}}^1$

素因数の和:112790

約数の個数: 144

約数和(自身を含む): 7519964400

約数和(自身を除く): 5530895640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 8820, 17640, 112759, 225518, 338277, 451036, 563795, 676554, 789313, 902072, 1014831, 1127590, 1353108, 1578626, 1691385, 2029662, 2255180, 2367939, 2706216, 3157252, 3382770, 3946565, 4059324, 4510360, 4735878, 5074155, 5525191, 6314504, 6765540, 7103817, 7893130, 8118648, 9471756, 10148310, 11050382, 11839695, 13531080, 14207634, 15786260, 16575573, 18943512, 20296620, 22100764, 23679390, 27625955, 28415268, 31572520, 33151146, 35519085, 40593240, 44201528, 47358780, 49726719, 55251910, 56830536, 66302292, 71038170, 82877865, 94717560, 99453438, 110503820, 132604584, 142076340, 165755730, 198906876, 221007640, 248633595, 284152680, 331511460, 397813752, 497267190, 663022920, 994534380, 1989068760]

約数ペア:

[(1, 1989068760), (2, 994534380), (3, 663022920), (4, 497267190), (5, 397813752), (6, 331511460), (7, 284152680), (8, 248633595), (9, 221007640), (10, 198906876), (12, 165755730), (14, 142076340), (15, 132604584), (18, 110503820), (20, 99453438), (21, 94717560), (24, 82877865), (28, 71038170), (30, 66302292), (35, 56830536), (36, 55251910), (40, 49726719), (42, 47358780), (45, 44201528), (49, 40593240), (56, 35519085), (60, 33151146), (63, 31572520), (70, 28415268), (72, 27625955), (84, 23679390), (90, 22100764), (98, 20296620), (105, 18943512), (120, 16575573), (126, 15786260), (140, 14207634), (147, 13531080), (168, 11839695), (180, 11050382), (196, 10148310), (210, 9471756), (245, 8118648), (252, 7893130), (280, 7103817), (294, 6765540), (315, 6314504), (360, 5525191), (392, 5074155), (420, 4735878), (441, 4510360), (490, 4059324), (504, 3946565), (588, 3382770), (630, 3157252), (735, 2706216), (840, 2367939), (882, 2255180), (980, 2029662), (1176, 1691385), (1260, 1578626), (1470, 1353108), (1764, 1127590), (1960, 1014831), (2205, 902072), (2520, 789313), (2940, 676554), (3528, 563795), (4410, 451036), (5880, 338277), (8820, 225518), (17640, 112759)]