15147840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1$

素因数の和:560

約数の個数: 112

約数和(自身を含む): 49743360

約数和(自身を除く): 34595520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 155, 160, 186, 192, 240, 248, 310, 320, 372, 465, 480, 496, 509, 620, 744, 930, 960, 992, 1018, 1240, 1488, 1527, 1860, 1984, 2036, 2480, 2545, 2976, 3054, 3720, 4072, 4960, 5090, 5952, 6108, 7440, 7635, 8144, 9920, 10180, 12216, 14880, 15270, 15779, 16288, 20360, 24432, 29760, 30540, 31558, 32576, 40720, 47337, 48864, 61080, 63116, 78895, 81440, 94674, 97728, 122160, 126232, 157790, 162880, 189348, 236685, 244320, 252464, 315580, 378696, 473370, 488640, 504928, 631160, 757392, 946740, 1009856, 1262320, 1514784, 1893480, 2524640, 3029568, 3786960, 5049280, 7573920, 15147840]

約数ペア:

[(1, 15147840), (2, 7573920), (3, 5049280), (4, 3786960), (5, 3029568), (6, 2524640), (8, 1893480), (10, 1514784), (12, 1262320), (15, 1009856), (16, 946740), (20, 757392), (24, 631160), (30, 504928), (31, 488640), (32, 473370), (40, 378696), (48, 315580), (60, 252464), (62, 244320), (64, 236685), (80, 189348), (93, 162880), (96, 157790), (120, 126232), (124, 122160), (155, 97728), (160, 94674), (186, 81440), (192, 78895), (240, 63116), (248, 61080), (310, 48864), (320, 47337), (372, 40720), (465, 32576), (480, 31558), (496, 30540), (509, 29760), (620, 24432), (744, 20360), (930, 16288), (960, 15779), (992, 15270), (1018, 14880), (1240, 12216), (1488, 10180), (1527, 9920), (1860, 8144), (1984, 7635), (2036, 7440), (2480, 6108), (2545, 5952), (2976, 5090), (3054, 4960), (3720, 4072)]