15261540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{179}}^1$

素因数の和:234

約数の個数: 144

約数和(自身を含む): 51710400

約数和(自身を除く): 36448860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 49, 58, 60, 70, 84, 87, 98, 105, 116, 140, 145, 147, 174, 179, 196, 203, 210, 245, 290, 294, 348, 358, 406, 420, 435, 490, 537, 580, 588, 609, 716, 735, 812, 870, 895, 980, 1015, 1074, 1218, 1253, 1421, 1470, 1740, 1790, 2030, 2148, 2436, 2506, 2685, 2842, 2940, 3045, 3580, 3759, 4060, 4263, 5012, 5191, 5370, 5684, 6090, 6265, 7105, 7518, 8526, 8771, 10382, 10740, 12180, 12530, 14210, 15036, 15573, 17052, 17542, 18795, 20764, 21315, 25060, 25955, 26313, 28420, 31146, 35084, 36337, 37590, 42630, 43855, 51910, 52626, 62292, 72674, 75180, 77865, 85260, 87710, 103820, 105252, 109011, 131565, 145348, 155730, 175420, 181685, 218022, 254359, 263130, 311460, 363370, 436044, 508718, 526260, 545055, 726740, 763077, 1017436, 1090110, 1271795, 1526154, 2180220, 2543590, 3052308, 3815385, 5087180, 7630770, 15261540]

約数ペア:

[(1, 15261540), (2, 7630770), (3, 5087180), (4, 3815385), (5, 3052308), (6, 2543590), (7, 2180220), (10, 1526154), (12, 1271795), (14, 1090110), (15, 1017436), (20, 763077), (21, 726740), (28, 545055), (29, 526260), (30, 508718), (35, 436044), (42, 363370), (49, 311460), (58, 263130), (60, 254359), (70, 218022), (84, 181685), (87, 175420), (98, 155730), (105, 145348), (116, 131565), (140, 109011), (145, 105252), (147, 103820), (174, 87710), (179, 85260), (196, 77865), (203, 75180), (210, 72674), (245, 62292), (290, 52626), (294, 51910), (348, 43855), (358, 42630), (406, 37590), (420, 36337), (435, 35084), (490, 31146), (537, 28420), (580, 26313), (588, 25955), (609, 25060), (716, 21315), (735, 20764), (812, 18795), (870, 17542), (895, 17052), (980, 15573), (1015, 15036), (1074, 14210), (1218, 12530), (1253, 12180), (1421, 10740), (1470, 10382), (1740, 8771), (1790, 8526), (2030, 7518), (2148, 7105), (2436, 6265), (2506, 6090), (2685, 5684), (2842, 5370), (2940, 5191), (3045, 5012), (3580, 4263), (3759, 4060)]