18470340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:266

約数の個数: 144

約数和(自身を含む): 65100672

約数和(自身を除く): 46630332

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 107, 126, 137, 140, 180, 210, 214, 252, 274, 315, 321, 411, 420, 428, 535, 548, 630, 642, 685, 749, 822, 959, 963, 1070, 1233, 1260, 1284, 1370, 1498, 1605, 1644, 1918, 1926, 2055, 2140, 2247, 2466, 2740, 2877, 2996, 3210, 3745, 3836, 3852, 4110, 4494, 4795, 4815, 4932, 5754, 6165, 6420, 6741, 7490, 8220, 8631, 8988, 9590, 9630, 11235, 11508, 12330, 13482, 14385, 14659, 14980, 17262, 19180, 19260, 22470, 24660, 26964, 28770, 29318, 33705, 34524, 43155, 43977, 44940, 57540, 58636, 67410, 73295, 86310, 87954, 102613, 131931, 134820, 146590, 172620, 175908, 205226, 219885, 263862, 293180, 307839, 410452, 439770, 513065, 527724, 615678, 659655, 879540, 923517, 1026130, 1231356, 1319310, 1539195, 1847034, 2052260, 2638620, 3078390, 3694068, 4617585, 6156780, 9235170, 18470340]

約数ペア:

[(1, 18470340), (2, 9235170), (3, 6156780), (4, 4617585), (5, 3694068), (6, 3078390), (7, 2638620), (9, 2052260), (10, 1847034), (12, 1539195), (14, 1319310), (15, 1231356), (18, 1026130), (20, 923517), (21, 879540), (28, 659655), (30, 615678), (35, 527724), (36, 513065), (42, 439770), (45, 410452), (60, 307839), (63, 293180), (70, 263862), (84, 219885), (90, 205226), (105, 175908), (107, 172620), (126, 146590), (137, 134820), (140, 131931), (180, 102613), (210, 87954), (214, 86310), (252, 73295), (274, 67410), (315, 58636), (321, 57540), (411, 44940), (420, 43977), (428, 43155), (535, 34524), (548, 33705), (630, 29318), (642, 28770), (685, 26964), (749, 24660), (822, 22470), (959, 19260), (963, 19180), (1070, 17262), (1233, 14980), (1260, 14659), (1284, 14385), (1370, 13482), (1498, 12330), (1605, 11508), (1644, 11235), (1918, 9630), (1926, 9590), (2055, 8988), (2140, 8631), (2247, 8220), (2466, 7490), (2740, 6741), (2877, 6420), (2996, 6165), (3210, 5754), (3745, 4932), (3836, 4815), (3852, 4795), (4110, 4494)]