15147180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:180

約数の個数: 144

約数和(自身を含む): 49969920

約数和(自身を除く): 34822740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 43, 45, 57, 60, 76, 86, 90, 95, 103, 114, 129, 171, 172, 180, 190, 206, 215, 228, 258, 285, 309, 342, 380, 387, 412, 430, 515, 516, 570, 618, 645, 684, 774, 817, 855, 860, 927, 1030, 1140, 1236, 1290, 1545, 1548, 1634, 1710, 1854, 1935, 1957, 2060, 2451, 2580, 3090, 3268, 3420, 3708, 3870, 3914, 4085, 4429, 4635, 4902, 5871, 6180, 7353, 7740, 7828, 8170, 8858, 9270, 9785, 9804, 11742, 12255, 13287, 14706, 16340, 17613, 17716, 18540, 19570, 22145, 23484, 24510, 26574, 29355, 29412, 35226, 36765, 39140, 39861, 44290, 49020, 53148, 58710, 66435, 70452, 73530, 79722, 84151, 88065, 88580, 117420, 132870, 147060, 159444, 168302, 176130, 199305, 252453, 265740, 336604, 352260, 398610, 420755, 504906, 757359, 797220, 841510, 1009812, 1262265, 1514718, 1683020, 2524530, 3029436, 3786795, 5049060, 7573590, 15147180]

約数ペア:

[(1, 15147180), (2, 7573590), (3, 5049060), (4, 3786795), (5, 3029436), (6, 2524530), (9, 1683020), (10, 1514718), (12, 1262265), (15, 1009812), (18, 841510), (19, 797220), (20, 757359), (30, 504906), (36, 420755), (38, 398610), (43, 352260), (45, 336604), (57, 265740), (60, 252453), (76, 199305), (86, 176130), (90, 168302), (95, 159444), (103, 147060), (114, 132870), (129, 117420), (171, 88580), (172, 88065), (180, 84151), (190, 79722), (206, 73530), (215, 70452), (228, 66435), (258, 58710), (285, 53148), (309, 49020), (342, 44290), (380, 39861), (387, 39140), (412, 36765), (430, 35226), (515, 29412), (516, 29355), (570, 26574), (618, 24510), (645, 23484), (684, 22145), (774, 19570), (817, 18540), (855, 17716), (860, 17613), (927, 16340), (1030, 14706), (1140, 13287), (1236, 12255), (1290, 11742), (1545, 9804), (1548, 9785), (1634, 9270), (1710, 8858), (1854, 8170), (1935, 7828), (1957, 7740), (2060, 7353), (2451, 6180), (2580, 5871), (3090, 4902), (3268, 4635), (3420, 4429), (3708, 4085), (3870, 3914)]