291250728

素因数分解:

$2^3\times 3^4\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:269

約数の個数: 160

約数和(自身を含む): 850988160

約数和(自身を除く): 559737432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 47, 54, 72, 73, 81, 94, 108, 131, 141, 146, 162, 188, 216, 219, 262, 282, 292, 324, 376, 393, 423, 438, 524, 564, 584, 648, 657, 786, 846, 876, 1048, 1128, 1179, 1269, 1314, 1572, 1692, 1752, 1971, 2358, 2538, 2628, 3144, 3384, 3431, 3537, 3807, 3942, 4716, 5076, 5256, 5913, 6157, 6862, 7074, 7614, 7884, 9432, 9563, 10152, 10293, 10611, 11826, 12314, 13724, 14148, 15228, 15768, 18471, 19126, 20586, 21222, 23652, 24628, 27448, 28296, 28689, 30456, 30879, 36942, 38252, 41172, 42444, 47304, 49256, 55413, 57378, 61758, 73884, 76504, 82344, 84888, 86067, 92637, 110826, 114756, 123516, 147768, 166239, 172134, 185274, 221652, 229512, 247032, 258201, 277911, 332478, 344268, 370548, 443304, 449461, 498717, 516402, 555822, 664956, 688536, 741096, 774603, 898922, 997434, 1032804, 1111644, 1329912, 1348383, 1549206, 1797844, 1994868, 2065608, 2223288, 2696766, 3098412, 3595688, 3989736, 4045149, 5393532, 6196824, 8090298, 10787064, 12135447, 16180596, 24270894, 32361192, 36406341, 48541788, 72812682, 97083576, 145625364, 291250728]

約数ペア:

[(1, 291250728), (2, 145625364), (3, 97083576), (4, 72812682), (6, 48541788), (8, 36406341), (9, 32361192), (12, 24270894), (18, 16180596), (24, 12135447), (27, 10787064), (36, 8090298), (47, 6196824), (54, 5393532), (72, 4045149), (73, 3989736), (81, 3595688), (94, 3098412), (108, 2696766), (131, 2223288), (141, 2065608), (146, 1994868), (162, 1797844), (188, 1549206), (216, 1348383), (219, 1329912), (262, 1111644), (282, 1032804), (292, 997434), (324, 898922), (376, 774603), (393, 741096), (423, 688536), (438, 664956), (524, 555822), (564, 516402), (584, 498717), (648, 449461), (657, 443304), (786, 370548), (846, 344268), (876, 332478), (1048, 277911), (1128, 258201), (1179, 247032), (1269, 229512), (1314, 221652), (1572, 185274), (1692, 172134), (1752, 166239), (1971, 147768), (2358, 123516), (2538, 114756), (2628, 110826), (3144, 92637), (3384, 86067), (3431, 84888), (3537, 82344), (3807, 76504), (3942, 73884), (4716, 61758), (5076, 57378), (5256, 55413), (5913, 49256), (6157, 47304), (6862, 42444), (7074, 41172), (7614, 38252), (7884, 36942), (9432, 30879), (9563, 30456), (10152, 28689), (10293, 28296), (10611, 27448), (11826, 24628), (12314, 23652), (13724, 21222), (14148, 20586), (15228, 19126), (15768, 18471)]