15127280

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{227}}^1$

素因数の和:271

約数の個数: 120

約数和(自身を含む): 43510608

約数和(自身を除く): 28383328

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 80, 85, 98, 112, 119, 136, 140, 170, 196, 227, 238, 245, 272, 280, 340, 392, 454, 476, 490, 560, 595, 680, 784, 833, 908, 952, 980, 1135, 1190, 1360, 1589, 1666, 1816, 1904, 1960, 2270, 2380, 3178, 3332, 3632, 3859, 3920, 4165, 4540, 4760, 6356, 6664, 7718, 7945, 8330, 9080, 9520, 11123, 12712, 13328, 15436, 15890, 16660, 18160, 19295, 22246, 25424, 27013, 30872, 31780, 33320, 38590, 44492, 54026, 55615, 61744, 63560, 66640, 77180, 88984, 108052, 111230, 127120, 135065, 154360, 177968, 189091, 216104, 222460, 270130, 308720, 378182, 432208, 444920, 540260, 756364, 889840, 945455, 1080520, 1512728, 1890910, 2161040, 3025456, 3781820, 7563640, 15127280]

約数ペア:

[(1, 15127280), (2, 7563640), (4, 3781820), (5, 3025456), (7, 2161040), (8, 1890910), (10, 1512728), (14, 1080520), (16, 945455), (17, 889840), (20, 756364), (28, 540260), (34, 444920), (35, 432208), (40, 378182), (49, 308720), (56, 270130), (68, 222460), (70, 216104), (80, 189091), (85, 177968), (98, 154360), (112, 135065), (119, 127120), (136, 111230), (140, 108052), (170, 88984), (196, 77180), (227, 66640), (238, 63560), (245, 61744), (272, 55615), (280, 54026), (340, 44492), (392, 38590), (454, 33320), (476, 31780), (490, 30872), (560, 27013), (595, 25424), (680, 22246), (784, 19295), (833, 18160), (908, 16660), (952, 15890), (980, 15436), (1135, 13328), (1190, 12712), (1360, 11123), (1589, 9520), (1666, 9080), (1816, 8330), (1904, 7945), (1960, 7718), (2270, 6664), (2380, 6356), (3178, 4760), (3332, 4540), (3632, 4165), (3859, 3920)]