15207840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1$

素因数の和:259

約数の個数: 144

約数和(自身を含む): 53071200

約数和(自身を除く): 37863360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 59, 60, 72, 80, 90, 96, 118, 120, 144, 160, 177, 179, 180, 236, 240, 288, 295, 354, 358, 360, 472, 480, 531, 537, 590, 708, 716, 720, 885, 895, 944, 1062, 1074, 1180, 1416, 1432, 1440, 1611, 1770, 1790, 1888, 2124, 2148, 2360, 2655, 2685, 2832, 2864, 3222, 3540, 3580, 4248, 4296, 4720, 5310, 5370, 5664, 5728, 6444, 7080, 7160, 8055, 8496, 8592, 9440, 10561, 10620, 10740, 12888, 14160, 14320, 16110, 16992, 17184, 21122, 21240, 21480, 25776, 28320, 28640, 31683, 32220, 42244, 42480, 42960, 51552, 52805, 63366, 64440, 84488, 84960, 85920, 95049, 105610, 126732, 128880, 158415, 168976, 190098, 211220, 253464, 257760, 316830, 337952, 380196, 422440, 475245, 506928, 633660, 760392, 844880, 950490, 1013856, 1267320, 1520784, 1689760, 1900980, 2534640, 3041568, 3801960, 5069280, 7603920, 15207840]

約数ペア:

[(1, 15207840), (2, 7603920), (3, 5069280), (4, 3801960), (5, 3041568), (6, 2534640), (8, 1900980), (9, 1689760), (10, 1520784), (12, 1267320), (15, 1013856), (16, 950490), (18, 844880), (20, 760392), (24, 633660), (30, 506928), (32, 475245), (36, 422440), (40, 380196), (45, 337952), (48, 316830), (59, 257760), (60, 253464), (72, 211220), (80, 190098), (90, 168976), (96, 158415), (118, 128880), (120, 126732), (144, 105610), (160, 95049), (177, 85920), (179, 84960), (180, 84488), (236, 64440), (240, 63366), (288, 52805), (295, 51552), (354, 42960), (358, 42480), (360, 42244), (472, 32220), (480, 31683), (531, 28640), (537, 28320), (590, 25776), (708, 21480), (716, 21240), (720, 21122), (885, 17184), (895, 16992), (944, 16110), (1062, 14320), (1074, 14160), (1180, 12888), (1416, 10740), (1432, 10620), (1440, 10561), (1611, 9440), (1770, 8592), (1790, 8496), (1888, 8055), (2124, 7160), (2148, 7080), (2360, 6444), (2655, 5728), (2685, 5664), (2832, 5370), (2864, 5310), (3222, 4720), (3540, 4296), (3580, 4248)]