154945980

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{229}}^1$

素因数の和:433

約数の個数: 192

約数和(自身を含む): 556416000

約数和(自身を除く): 401470020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 179, 180, 189, 210, 229, 252, 270, 315, 358, 378, 420, 458, 537, 540, 630, 687, 716, 756, 895, 916, 945, 1074, 1145, 1253, 1260, 1374, 1603, 1611, 1790, 1890, 2061, 2148, 2290, 2506, 2685, 2748, 3206, 3222, 3435, 3580, 3759, 3780, 4122, 4580, 4809, 4833, 5012, 5370, 6183, 6265, 6412, 6444, 6870, 7518, 8015, 8055, 8244, 9618, 9666, 10305, 10740, 11277, 12366, 12530, 13740, 14427, 15036, 16030, 16110, 18795, 19236, 19332, 20610, 22554, 24045, 24165, 24732, 25060, 28854, 30915, 32060, 32220, 33831, 37590, 40991, 41220, 43281, 45108, 48090, 48330, 56385, 57708, 61830, 67662, 72135, 75180, 81982, 86562, 96180, 96660, 112770, 122973, 123660, 135324, 144270, 163964, 169155, 173124, 204955, 216405, 225540, 245946, 286937, 288540, 338310, 368919, 409910, 432810, 491892, 573874, 614865, 676620, 737838, 819820, 860811, 865620, 1106757, 1147748, 1229730, 1434685, 1475676, 1721622, 1844595, 2213514, 2459460, 2582433, 2869370, 3443244, 3689190, 4304055, 4427028, 5164866, 5533785, 5738740, 7378380, 7747299, 8608110, 10329732, 11067570, 12912165, 15494598, 17216220, 22135140, 25824330, 30989196, 38736495, 51648660, 77472990, 154945980]

約数ペア:

[(1, 154945980), (2, 77472990), (3, 51648660), (4, 38736495), (5, 30989196), (6, 25824330), (7, 22135140), (9, 17216220), (10, 15494598), (12, 12912165), (14, 11067570), (15, 10329732), (18, 8608110), (20, 7747299), (21, 7378380), (27, 5738740), (28, 5533785), (30, 5164866), (35, 4427028), (36, 4304055), (42, 3689190), (45, 3443244), (54, 2869370), (60, 2582433), (63, 2459460), (70, 2213514), (84, 1844595), (90, 1721622), (105, 1475676), (108, 1434685), (126, 1229730), (135, 1147748), (140, 1106757), (179, 865620), (180, 860811), (189, 819820), (210, 737838), (229, 676620), (252, 614865), (270, 573874), (315, 491892), (358, 432810), (378, 409910), (420, 368919), (458, 338310), (537, 288540), (540, 286937), (630, 245946), (687, 225540), (716, 216405), (756, 204955), (895, 173124), (916, 169155), (945, 163964), (1074, 144270), (1145, 135324), (1253, 123660), (1260, 122973), (1374, 112770), (1603, 96660), (1611, 96180), (1790, 86562), (1890, 81982), (2061, 75180), (2148, 72135), (2290, 67662), (2506, 61830), (2685, 57708), (2748, 56385), (3206, 48330), (3222, 48090), (3435, 45108), (3580, 43281), (3759, 41220), (3780, 40991), (4122, 37590), (4580, 33831), (4809, 32220), (4833, 32060), (5012, 30915), (5370, 28854), (6183, 25060), (6265, 24732), (6412, 24165), (6444, 24045), (6870, 22554), (7518, 20610), (8015, 19332), (8055, 19236), (8244, 18795), (9618, 16110), (9666, 16030), (10305, 15036), (10740, 14427), (11277, 13740), (12366, 12530)]