72097620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{179}}^1$

素因数の和:342

約数の個数: 144

約数和(自身を含む): 237867840

約数和(自身を除く): 165770220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 137, 140, 147, 179, 196, 210, 245, 274, 294, 358, 411, 420, 490, 537, 548, 588, 685, 716, 735, 822, 895, 959, 980, 1074, 1253, 1370, 1470, 1644, 1790, 1918, 2055, 2148, 2506, 2685, 2740, 2877, 2940, 3580, 3759, 3836, 4110, 4795, 5012, 5370, 5754, 6265, 6713, 7518, 8220, 8771, 9590, 10740, 11508, 12530, 13426, 14385, 15036, 17542, 18795, 19180, 20139, 24523, 25060, 26313, 26852, 28770, 33565, 35084, 37590, 40278, 43855, 49046, 52626, 57540, 67130, 73569, 75180, 80556, 87710, 98092, 100695, 105252, 122615, 131565, 134260, 147138, 171661, 175420, 201390, 245230, 263130, 294276, 343322, 367845, 402780, 490460, 514983, 526260, 686644, 735690, 858305, 1029966, 1201627, 1471380, 1716610, 2059932, 2403254, 2574915, 3433220, 3604881, 4806508, 5149830, 6008135, 7209762, 10299660, 12016270, 14419524, 18024405, 24032540, 36048810, 72097620]

約数ペア:

[(1, 72097620), (2, 36048810), (3, 24032540), (4, 18024405), (5, 14419524), (6, 12016270), (7, 10299660), (10, 7209762), (12, 6008135), (14, 5149830), (15, 4806508), (20, 3604881), (21, 3433220), (28, 2574915), (30, 2403254), (35, 2059932), (42, 1716610), (49, 1471380), (60, 1201627), (70, 1029966), (84, 858305), (98, 735690), (105, 686644), (137, 526260), (140, 514983), (147, 490460), (179, 402780), (196, 367845), (210, 343322), (245, 294276), (274, 263130), (294, 245230), (358, 201390), (411, 175420), (420, 171661), (490, 147138), (537, 134260), (548, 131565), (588, 122615), (685, 105252), (716, 100695), (735, 98092), (822, 87710), (895, 80556), (959, 75180), (980, 73569), (1074, 67130), (1253, 57540), (1370, 52626), (1470, 49046), (1644, 43855), (1790, 40278), (1918, 37590), (2055, 35084), (2148, 33565), (2506, 28770), (2685, 26852), (2740, 26313), (2877, 25060), (2940, 24523), (3580, 20139), (3759, 19180), (3836, 18795), (4110, 17542), (4795, 15036), (5012, 14385), (5370, 13426), (5754, 12530), (6265, 11508), (6713, 10740), (7518, 9590), (8220, 8771)]