69240780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{307}}^1$

素因数の和:508

約数の個数: 144

約数和(自身を含む): 242161920

約数和(自身を除く): 172921140

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, 126, 140, 179, 180, 210, 252, 307, 315, 358, 420, 537, 614, 630, 716, 895, 921, 1074, 1228, 1253, 1260, 1535, 1611, 1790, 1842, 2148, 2149, 2506, 2685, 2763, 3070, 3222, 3580, 3684, 3759, 4298, 4605, 5012, 5370, 5526, 6140, 6265, 6444, 6447, 7518, 8055, 8596, 9210, 10740, 10745, 11052, 11277, 12530, 12894, 13815, 15036, 16110, 18420, 18795, 19341, 21490, 22554, 25060, 25788, 27630, 32220, 32235, 37590, 38682, 42980, 45108, 54953, 55260, 56385, 64470, 75180, 77364, 96705, 109906, 112770, 128940, 164859, 193410, 219812, 225540, 274765, 329718, 384671, 386820, 494577, 549530, 659436, 769342, 824295, 989154, 1099060, 1154013, 1538684, 1648590, 1923355, 1978308, 2308026, 2472885, 3297180, 3462039, 3846710, 4616052, 4945770, 5770065, 6924078, 7693420, 9891540, 11540130, 13848156, 17310195, 23080260, 34620390, 69240780]

約数ペア:

[(1, 69240780), (2, 34620390), (3, 23080260), (4, 17310195), (5, 13848156), (6, 11540130), (7, 9891540), (9, 7693420), (10, 6924078), (12, 5770065), (14, 4945770), (15, 4616052), (18, 3846710), (20, 3462039), (21, 3297180), (28, 2472885), (30, 2308026), (35, 1978308), (36, 1923355), (42, 1648590), (45, 1538684), (60, 1154013), (63, 1099060), (70, 989154), (84, 824295), (90, 769342), (105, 659436), (126, 549530), (140, 494577), (179, 386820), (180, 384671), (210, 329718), (252, 274765), (307, 225540), (315, 219812), (358, 193410), (420, 164859), (537, 128940), (614, 112770), (630, 109906), (716, 96705), (895, 77364), (921, 75180), (1074, 64470), (1228, 56385), (1253, 55260), (1260, 54953), (1535, 45108), (1611, 42980), (1790, 38682), (1842, 37590), (2148, 32235), (2149, 32220), (2506, 27630), (2685, 25788), (2763, 25060), (3070, 22554), (3222, 21490), (3580, 19341), (3684, 18795), (3759, 18420), (4298, 16110), (4605, 15036), (5012, 13815), (5370, 12894), (5526, 12530), (6140, 11277), (6265, 11052), (6444, 10745), (6447, 10740), (7518, 9210), (8055, 8596)]